Hemant Coaching Cafe ( Study With Fun )
Hemant Coaching Cafe ( Study With Fun )
  • 46
  • 5 601
Two wires A and B of same material, having same lengths and diameters 0.2 mm respectively, are
Two wires A and B of same material, having same lengths and diameters 0.2 mm and 0.3 mm respectively, are connected one by one in a circuit. Which one of these two wires will offer more resistance to the flow of current in the circuit ? Justify your answer.
.
.
CBSE 10th Solution
Class 10th CBSE
Class X CBSE
CBSE 10th PYQ 2024
CBSE with PYQ 2023
10th PYQ CBSE Solution
10th CBSE sample paper solution
Class 10th CBSE Science Previous year questions solution
Class 10th CBSE physics Previous year questions solution
#cbseboard #cbse #cbseclass10 #maths #physics #study #science #boardexam #class10th #electricity
มุมมอง: 20

วีดีโอ

Calculate the resistance of a copper wire of length 1000 m and area of cross-section 2 mm². Resistiv2:16Calculate the resistance of a copper wire of length 1000 m and area of cross-section 2 mm². Resistiv
Calculate the resistance of a copper wire of length 1000 m and area of cross-section 2 mm². Resistiv
มุมมอง 432 ชั่วโมงที่ผ่านมา
Calculate the resistance of a copper wire of length 1000 m and area of cross-section 2 mm². Resistivity of copper is 1.6 x 10^-8 Ω m. CBSE 10th Solution Class 10th CBSE Class X CBSE CBSE 10th PYQ 2024 CBSE with PYQ 2023 10th PYQ CBSE Solution 10th CBSE sample paper solution Class 10th CBSE Science Previous year questions solution Class 10th CBSE physics Previous year questions solution #cbseboa...
State Ohm's law. Write formula for the equivalent resistance Rp of the parallel combination of three4:34State Ohm's law. Write formula for the equivalent resistance Rp of the parallel combination of three
State Ohm's law. Write formula for the equivalent resistance Rp of the parallel combination of three
มุมมอง 564 ชั่วโมงที่ผ่านมา
(a) State Ohm's law. Write formula for the equivalent resistance Rp of the parallel combination of three resistors of values R1, R2 and R3. (b) Find the resistance of the following network of resistors : . . CBSE 10th Solution Class 10th CBSE Class X CBSE CBSE 10th PYQ 2024 CBSE with PYQ 2023 10th PYQ CBSE Solution 10th CBSE sample paper solution Class 10th CBSE Science Previous year questions ...
In a domestic circuit five LED bulbs are arranged as shown. The source voltage is 220 V and the8:20In a domestic circuit five LED bulbs are arranged as shown. The source voltage is 220 V and the
In a domestic circuit five LED bulbs are arranged as shown. The source voltage is 220 V and the
มุมมอง 1317 ชั่วโมงที่ผ่านมา
In a domestic circuit five LED bulbs are arranged as shown. The source voltage is 220 V and the power rating of each bulb is marked in the circuit diagram. Based on the following circuit diagram, answer the following questions : (a) State what happens when (i) key K1 is closed. (i) key K2 is closed. (b) Find the current drawn by the bulb B when it glows. (c) Calculate (i) the resistance of bulb...
In case of four wires of same material, the resistance will be minimum of the diameter and length6:57In case of four wires of same material, the resistance will be minimum of the diameter and length
In case of four wires of same material, the resistance will be minimum of the diameter and length
มุมมอง 2289 ชั่วโมงที่ผ่านมา
In case of four wires of same material, the resistance will be minimum of the diameter and length of wire respectively are : (A) D/2 and L/4 (B) D/4 and 4L (C) 2D and L (D) 4D and 2L CBSE 10th Solution Class 10th CBSE Class X CBSE CBSE 10th PYQ 2024 CBSE with PYQ 2023 10th PYQ CBSE Solution 10th CBSE sample paper solution Class 10th CBSE Science Previous year questions solution Class 10th CBSE ...
A 1.5 cm tall candle flame is placed perpendicular to the principal axis of a concave mirror of6:51A 1.5 cm tall candle flame is placed perpendicular to the principal axis of a concave mirror of
A 1.5 cm tall candle flame is placed perpendicular to the principal axis of a concave mirror of
มุมมอง 6112 ชั่วโมงที่ผ่านมา
A 1.5 cm tall candle flame is placed perpendicular to the principal axis of a concave mirror of focal length 12 cm. If the distance of the flame from the pole of the mirror is 18 cm, use mirror formula to determine the position and size of the image formed. . . CBSE 10th Solution Class 10th CBSE Class X CBSE CBSE 10th PYQ 2024 CBSE with PYQ 2023 10th PYQ CBSE Solution 10th CBSE sample paper sol...
A 4 cm tall object is placed perpendicular to the principal axis of convex lens of focal length 249:28A 4 cm tall object is placed perpendicular to the principal axis of convex lens of focal length 24
A 4 cm tall object is placed perpendicular to the principal axis of convex lens of focal length 24
มุมมอง 7514 ชั่วโมงที่ผ่านมา
A 4 cm tall object is placed perpendicular to the principal axis of convex lens of focal length 24 cm. The distance of object from the lens is 16 cm. Find the position and size of image formed. CBSE 10th Solution Class 10th CBSE Class X CBSE CBSE 10th PYQ 2024 CBSE with PYQ 2023 10th PYQ CBSE Solution 10th CBSE sample paper solution Class 10th CBSE Science Previous year questions solution Class...
Draw a ray diagram to show the path of the refracted ray in each of the following cases : A ray of2:59Draw a ray diagram to show the path of the refracted ray in each of the following cases : A ray of
Draw a ray diagram to show the path of the refracted ray in each of the following cases : A ray of
มุมมอง 5816 ชั่วโมงที่ผ่านมา
Draw a ray diagram to show the path of the refracted ray in each of the following cases: A ray of light incident on a concave lens : (1) parallel to its principal axis, and (2) is directed towards its principal focus. CBSE 10th Solution Class 10th CBSE Class X CBSE CBSE 10th PYQ 2024 CBSE with PYQ 2023 10th PYQ CBSE Solution 10th CBSE sample paper solution Class 10th CBSE Science Previous year ...
State Fleming's left hand rule. Apply this rule to determine the direction of force experienced by a6:46State Fleming's left hand rule. Apply this rule to determine the direction of force experienced by a
State Fleming's left hand rule. Apply this rule to determine the direction of force experienced by a
มุมมอง 19519 ชั่วโมงที่ผ่านมา
(a) State Fleming's left hand rule. Apply this rule to determine the direction of force experienced by a straight current carrying conductor AB placed in a uniform magnetic field as shown (b) What will happen to an electron which enters in the same field in the same direction in which the current is flowing in the conductor AB ? Give reason to justify your answer. . . . . CBSE 10th Solution Cla...
Draw a schematic diagram of a circuit consisting of a battery of four dry cells of 1.5 V each, a 25:19Draw a schematic diagram of a circuit consisting of a battery of four dry cells of 1.5 V each, a 2
Draw a schematic diagram of a circuit consisting of a battery of four dry cells of 1.5 V each, a 2
มุมมอง 101วันที่ผ่านมา
Draw a schematic diagram of a circuit consisting of a battery of four dry cells of 1.5 V each, a 2 Ω resistor, 6 Ω resistor, 16 Ω resistor and a plug key all connected in series. Put an ammeter to measure the current in thecircuit and a voltmeter across the 16 Ω resistor to measure potential difference acros its two ends. Use Ohm's law to determine (a) ammeter reading, and (b) voltmeter reading...
In the given circuit the total resistance between X and Y is :3:14In the given circuit the total resistance between X and Y is :
In the given circuit the total resistance between X and Y is :
มุมมอง 499วันที่ผ่านมา
In the given circuit the total resistance between X and Y is : . CBSE 10th Solution Class 10th CBSE Class X CBSE CBSE 10th PYQ 2024 CBSE with PYQ 2023 10th PYQ CBSE Solution 10th CBSE sample paper solution Class 10th CBSE Science Previous year questions solution Class 10th CBSE physics Previous year questions solution #cbseboard #cbse #cbseclass10 #maths #physics #study #science #boardexam #cla...
Study the I-V graph for three resistors of resistances R1, R2, and R3 and select the correct3:47Study the I-V graph for three resistors of resistances R1, R2, and R3 and select the correct
Study the I-V graph for three resistors of resistances R1, R2, and R3 and select the correct
มุมมอง 81วันที่ผ่านมา
Study the I-V graph for three resistors of resistances R1, R2, and R3 and select the correct statement from the following . . CBSE 10th Solution Class 10th CBSE Class X CBSE 10th PYQ CBSE Solution 10th CBSE sample paper solution Class 10th CBSE Science Previous year questions solution Class 10th CBSE physics Previous year questions solution #cbseboard #cbse #cbseclass10 #maths #physics #study #...
The speed of light in vacuum is 3 x 10^8 m/s. If the speed of light in a medium is 2.25 x 10^8 m/s2:30The speed of light in vacuum is 3 x 10^8 m/s. If the speed of light in a medium is 2.25 x 10^8 m/s
The speed of light in vacuum is 3 x 10^8 m/s. If the speed of light in a medium is 2.25 x 10^8 m/s
มุมมอง 35วันที่ผ่านมา
The speed of light in vacuum is 3 x 10^8 m/s. If the speed of light in a medium is 2.25 x 10^8 m/s, the absolute refractive index of the medium is : . . CBSE 10th Solution Class 10th CBSE Class X CBSE 10th PYQ CBSE Solution 10th CBSE sample paper solution Class 10th CBSE Science Previous year questions solution Class 10th CBSE physics Previous year questions solution #cbseboard #cbse #cbseclass...
The image of an object formed by a mirror is real, inverted and is of magnification-1. If the image6:23The image of an object formed by a mirror is real, inverted and is of magnification-1. If the image
The image of an object formed by a mirror is real, inverted and is of magnification-1. If the image
มุมมอง 115วันที่ผ่านมา
The image of an object formed by a mirror is real, inverted and is of magnification-1. If the image is at distance of 30 cm from the mirror, where is the object placed ? Give reason to justify your answer. Where would the image be if the object is moved 15 cm towards the mirror ? Draw ray diagram for the new position of the object to justify your answer. CBSE 10th Solution Class 10th CBSE Class...
An object is placed in front of a concave mirror of focal length 12 cm. If distance of the object6:21An object is placed in front of a concave mirror of focal length 12 cm. If distance of the object
An object is placed in front of a concave mirror of focal length 12 cm. If distance of the object
มุมมอง 11214 วันที่ผ่านมา
An object is placed in front of a concave mirror of focal length 12 cm. If distance of the object from the pole of the mirror is 8 cm, then use mirror formula to determine the position of the image formed. Draw a labelled ray diagram to justify your answer in this case. CBSE 10th Solution Class 10th CBSE Class X CBSE 10th PYQ CBSE Solution 10th CBSE sample paper solution Class 10th CBSE Science...
The minimum resistance which can be made using five resistors each of resistance 10 Ω2:22The minimum resistance which can be made using five resistors each of resistance 10 Ω
The minimum resistance which can be made using five resistors each of resistance 10 Ω
มุมมอง 5214 วันที่ผ่านมา
The minimum resistance which can be made using five resistors each of resistance 10 Ω
The maximum resistance of network of five identical resistors of 1/5 Ω each can be -2:23The maximum resistance of network of five identical resistors of 1/5 Ω each can be -
The maximum resistance of network of five identical resistors of 1/5 Ω each can be -
มุมมอง 6414 วันที่ผ่านมา
The maximum resistance of network of five identical resistors of 1/5 Ω each can be -
Use Ohm's law to determine the potential difference across the 3 Ω resistor in the circuit shown in2:23Use Ohm's law to determine the potential difference across the 3 Ω resistor in the circuit shown in
Use Ohm's law to determine the potential difference across the 3 Ω resistor in the circuit shown in
มุมมอง 18614 วันที่ผ่านมา
Use Ohm's law to determine the potential difference across the 3 Ω resistor in the circuit shown in
The power of an electric heater is 1100 W. If the potential difference between the two terminals of2:05The power of an electric heater is 1100 W. If the potential difference between the two terminals of
The power of an electric heater is 1100 W. If the potential difference between the two terminals of
มุมมอง 13014 วันที่ผ่านมา
The power of an electric heater is 1100 W. If the potential difference between the two terminals of
Upper half of a convex lens is covered with a black paper. Draw a ray diagram to show the formation9:18Upper half of a convex lens is covered with a black paper. Draw a ray diagram to show the formation
Upper half of a convex lens is covered with a black paper. Draw a ray diagram to show the formation
มุมมอง 35914 วันที่ผ่านมา
Upper half of a convex lens is covered with a black paper. Draw a ray diagram to show the formation
Define electric power. Express it in terms of potential difference (V) and resistance (R).1:13Define electric power. Express it in terms of potential difference (V) and resistance (R).
Define electric power. Express it in terms of potential difference (V) and resistance (R).
มุมมอง 10914 วันที่ผ่านมา
Define electric power. Express it in terms of potential difference (V) and resistance (R).
In the given circuit calculate the power consumed in watts in the resistor of 2 Ohms2:27In the given circuit calculate the power consumed in watts in the resistor of 2 Ohms
In the given circuit calculate the power consumed in watts in the resistor of 2 Ohms
มุมมอง 16821 วันที่ผ่านมา
In the given circuit calculate the power consumed in watts in the resistor of 2 Ohms
The resistance of a metal wire of length 3m is 60 Ohm. If the area of cross-section of the wire is1:50The resistance of a metal wire of length 3m is 60 Ohm. If the area of cross-section of the wire is
The resistance of a metal wire of length 3m is 60 Ohm. If the area of cross-section of the wire is
มุมมอง 33921 วันที่ผ่านมา
The resistance of a metal wire of length 3m is 60 Ohm. If the area of cross-section of the wire is
Show how you would connect three resistors each of resistance 6 Ohms. So that the combination has2:43Show how you would connect three resistors each of resistance 6 Ohms. So that the combination has
Show how you would connect three resistors each of resistance 6 Ohms. So that the combination has
มุมมอง 6421 วันที่ผ่านมา
Show how you would connect three resistors each of resistance 6 Ohms. So that the combination has
An electric oven is designed to work on the mains voltage of 220 V. This oven consumes 11 units of3:44An electric oven is designed to work on the mains voltage of 220 V. This oven consumes 11 units of
An electric oven is designed to work on the mains voltage of 220 V. This oven consumes 11 units of
มุมมอง 25721 วันที่ผ่านมา
An electric oven is designed to work on the mains voltage of 220 V. This oven consumes 11 units of
X CBSE Study the data given below showing the focal length of three concave mirrors A, B Solution8:37X CBSE Study the data given below showing the focal length of three concave mirrors A, B Solution
X CBSE Study the data given below showing the focal length of three concave mirrors A, B Solution
มุมมอง 58821 วันที่ผ่านมา
X CBSE Study the data given below showing the focal length of three concave mirrors A, B Solution

ความคิดเห็น

  • @meertughral7371
    @meertughral7371 6 นาทีที่ผ่านมา

    Nice

  • @nareshdewasiofficial1769
    @nareshdewasiofficial1769 วันที่ผ่านมา

    Really good explanation❤ Thank you🙏🙏

  • @saviovarghese8231
    @saviovarghese8231 2 วันที่ผ่านมา

    Here magnification is -1 not 1

  • @FalconPlayyzz
    @FalconPlayyzz 2 วันที่ผ่านมา

    Best explanation i was searching this que frm a very long time and i came up to yr channel...i went to other channels to but they didnt taught welll.. Thankzz U gained my subb Thnzz for the explanation❤❤

  • @selmonbhoi_kasystum
    @selmonbhoi_kasystum 2 วันที่ผ่านมา

    Sir by this logic that point connected through single point ars same then arent x and A connected through a single wire or is the resistance between them causing it to be two differenr points?

    • @hemantcoachingcafe
      @hemantcoachingcafe 2 วันที่ผ่านมา

      Resistance b/w them causing X and A to be two different point! But if I connect X and A thorough a single wire..then X and A will also considered as single point.. You will learn these type of concept in higher education 😊

  • @SantaClawsYT
    @SantaClawsYT 2 วันที่ผ่านมา

    Your handwriting is really good

  • @kalpanarawat7596
    @kalpanarawat7596 3 วันที่ผ่านมา

    Sir can we write only 80×10^-7 ohm meter as a answer?

    • @hemantcoachingcafe
      @hemantcoachingcafe 3 วันที่ผ่านมา

      Haan likh sakte hain

    • @kalpanarawat7596
      @kalpanarawat7596 3 วันที่ผ่านมา

      @@hemantcoachingcafe sir boards mai koi marks to nahi katega na?

  • @ItachiUchiha-yq4qy
    @ItachiUchiha-yq4qy 4 วันที่ผ่านมา

    Sir parallel kaise h??? Smjha dijiye

    • @hemantcoachingcafe
      @hemantcoachingcafe 4 วันที่ผ่านมา

      Dekho agar 2 resistance hain aur dono ka hi ek end battery ke +ve aur doosra end battery ke negative se connected hon to unhe parallel connection kehte hain . . Aur series connection me resistance ka ek end battery se aur doosra end doosre resistor se connected hoga.

  • @v.kdragongaming5461
    @v.kdragongaming5461 4 วันที่ผ่านมา

    Thank you 🙏

  • @anshugarai6911
    @anshugarai6911 5 วันที่ผ่านมา

    Why X and B and A and Y are same? 1:33

    • @hemantcoachingcafe
      @hemantcoachingcafe 5 วันที่ผ่านมา

      Because they are connected through single wire... Whenever two different points are connected through single wire they are considered as single point

    • @anshugarai6911
      @anshugarai6911 5 วันที่ผ่านมา

      Okay sir understood

  • @avonmus6441
    @avonmus6441 5 วันที่ผ่านมา

    Beautiful explanation, you'd be surprised by just how many teachers are awful at explaining an otherwise simple question... You're an exception though. Thank you so much!

  • @UrmilaDevi-yu3ib
    @UrmilaDevi-yu3ib 6 วันที่ผ่านมา

    Thnku so mch sirr

  • @SAKSHIGUPTA-mq3hp
    @SAKSHIGUPTA-mq3hp 7 วันที่ผ่านมา

    🙏🙏

  • @SAKSHIGUPTA-mq3hp
    @SAKSHIGUPTA-mq3hp 7 วันที่ผ่านมา

    Thankyou sir

  • @SAKSHIGUPTA-mq3hp
    @SAKSHIGUPTA-mq3hp 7 วันที่ผ่านมา

    Nice explanation Sir😊

  • @kanchansingh6004
    @kanchansingh6004 8 วันที่ผ่านมา

    Sir 1 more question plz from year 2022 term-2 delhi set- 1 Code- 31/2/1 Q.15 (c) (i) If the U shaped magnet is held vertically and aluminium rod is suspended horizontally with its end B towards due north, then on passing current through the rod from B to A as shown, in which direction will the rod be displaced?

    • @hemantcoachingcafe
      @hemantcoachingcafe 8 วันที่ผ่านมา

      Okay, I will explain this question soon! 😊

  • @kanchansingh6004
    @kanchansingh6004 8 วันที่ผ่านมา

    Very nice explanation 😀

  • @kanchansingh6004
    @kanchansingh6004 9 วันที่ผ่านมา

    Thnku Sir 🙏, very nice explanation But plz sir one question, Q. State Fleming's left hand rule. Apply this rule to determine the direction of force experienced by a straight current carrying conductor AB placed in a uniform magnetic field as shown Electric Current ∆ -----------|-------------> -----------|-------------> Magnetic field -----------|------------->

    • @hemantcoachingcafe
      @hemantcoachingcafe 9 วันที่ผ่านมา

      Yes of course! I will explain that rule soon 👍.

    • @hemantcoachingcafe
      @hemantcoachingcafe 8 วันที่ผ่านมา

      I have uploaded the solution of this question, please check! 😊

    • @kanchansingh6004
      @kanchansingh6004 8 วันที่ผ่านมา

      @@hemantcoachingcafe thnku sir

  • @kanchansingh6004
    @kanchansingh6004 10 วันที่ผ่านมา

    Sir plz one question, this question is just after the question video which u have posted that is Q.32 of the set which u are solving. State Fleming's left hand rule. Apply this rule to determine the direction of force experienced by a current carrying conductor AB placed in a uniform magnetic field as shown.

    • @hemantcoachingcafe
      @hemantcoachingcafe 10 วันที่ผ่านมา

      Ok.. I will explain soon 😊.

    • @kanchansingh6004
      @kanchansingh6004 10 วันที่ผ่านมา

      @@hemantcoachingcafe Thnku Sir

  • @AniruddhaSharma-ec7oc
    @AniruddhaSharma-ec7oc 12 วันที่ผ่านมา

    Thanx sir🎉

  • @rishipandey7710
    @rishipandey7710 14 วันที่ผ่านมา

    Sir maine isme 1/3 A ko 0.3 karke voltage 0.9 aayi kya ye galat hai ?

    • @hemantcoachingcafe
      @hemantcoachingcafe 14 วันที่ผ่านมา

      Chal jayega par decimal ke baad kam se kam 2 digit liya karo to answer aur accurate aata hai 😊

  • @ShilpiGupta-d5u
    @ShilpiGupta-d5u 15 วันที่ผ่านมา

    Best explanation sir..

  • @PushpaSamal-j9x
    @PushpaSamal-j9x 15 วันที่ผ่านมา

    Like and subscribe please ❤😊

  • @UGNT95Gamer
    @UGNT95Gamer 15 วันที่ผ่านมา

    👍🏻

  • @Reboot_Muscles
    @Reboot_Muscles 18 วันที่ผ่านมา

    Sir but pw sample paper main sab alag answer de rkhe hain. Kya krun ab?

    • @hemantcoachingcafe
      @hemantcoachingcafe 17 วันที่ผ่านมา

      Beta ye answers sahi hain.. Maine multiple sources se check bhi kar liya hai... 😊... Fir bhi kuch doubt ho to batao!

  • @hemantcoachingcafe
    @hemantcoachingcafe 20 วันที่ผ่านมา

    Mirror A par image diminished banegi! Kyuki Mirror A par hi object centre se peeche rakha hai.

  • @ayeshajaweed4510
    @ayeshajaweed4510 21 วันที่ผ่านมา

    Sir par voltage toh given hai na 6V toh ham usko kyun nahi use kar rahe in P=VI ?

    • @hemantcoachingcafe
      @hemantcoachingcafe 21 วันที่ผ่านมา

      Series me voltage different hota hai isliye dono resistance me alag alag voltage hoga... Isliye 6v nahi rakh sakte.

  • @JasmeetSingh-b9f
    @JasmeetSingh-b9f 21 วันที่ผ่านมา

    Sir can you please explain how the value became 10 to the power -6

    • @hemantcoachingcafe
      @hemantcoachingcafe 21 วันที่ผ่านมา

      80x10^-7 = 8x10^1x10^-7 = 8x10^(1-7) = 8x10^-6 Powers of 10 are added

  • @omprakashbarapatre
    @omprakashbarapatre 27 วันที่ผ่านมา

    Thank you very much sir.

  • @fredamayert
    @fredamayert 10 หลายเดือนก่อน

    'Promosm' ❗