dear sir i need rrb chennai Section engineer S & T for last 2 year question papers. Plz send my email id is gsmaliniraj@yahoo.co.in, malinisankaram@gmail.com
How much oxygen is in the atmosphere?
What is speed of sound at sea level?
HOW MANY UNITS ARE CONSUMED DURING 1 HR BY 1.5 TON A/C
which wave is related to telecommunication?
What is the wavelength of sound in air?
What is the laws of dry or solid friction.
The velocity of sound in gas depends upon what?
Explain interference?
What is the force needed to accelerate a mass of one kilogram one meter per second per second?
i measured a 3-ph capacitor with a multimeter which is not connected to supply... but i could get the phase to phase voltage... how tis is possible..????
What do you mean by newton meter?
What are the branches of physics?
Explain what is the ray of light?
What is the loudness?