Railway technician exam 2024 | RRB technician mcq questions | rrb technician science mcq | rrb

[@AkAk-cx2yz]

Very useful video sir tomorrow xam love from kerala sir ❤️

[@AlltestMCQs]

Thanks alot good luck

[@AkAk-cx2yz]

@AlltestMCQs thnku sir❤️

[@thinkverse5704]

Sir rainbow formation include three phenomenon reflection, refraction, dispersion.so which is right?

[@AlltestMCQs]

Rainbows form when sunlight is dispersed and reflected by water droplets, such as raindrops or fog, through a process called refraction.

[@thinkverse5704]

​@@AlltestMCQssir so dispersion is the main cause?

[@venacharikothuri6542]

Q no.22:-Velocity of sound in air is 331m/s...

[@nithishjos]

343 bro check it once

[@haricharanreddy1416]

331 it's was calcutaled by DC Miller But correct is 343only Bro

[@venacharikothuri6542]

@@haricharanreddy1416 ok bro tqqq

[@vijaykumar-ug1ol]

Standard temp and pressure Annaru kada ante 0 degrees dhagara 331
20 degrees dhgara 343
Edhi correct

[@mugul.s8547]

❤

[@sivaganesh2400]

23 opt A

[@harisheee3379]

8th question option D also

[@AlltestMCQs]

I will check it

[@ziaraza7753]

A is right

[@nithishjos]

Bro options rong bro A and D both possible ans

[@nilkanthtaywade-tx1ic]

Hindi me bhi bnao sir question plz

[@AlltestMCQs]

👍

[@mesfinyeshi2454]

C

[@akashraj4869]

22 is wrong

[@AlltestMCQs]

How

[@akashraj4869]

@AlltestMCQs At STP sound speed 331m/s