Academic Category

Todays' Thought
If you work with determination and with perfection, success will follow.
- Dheerubhai Ambani
यदि आप दृढ संकल्प और पूर्णता के साथ काम करेंगे तो सफलता ज़रूर मिलेगी |
- धीरूभाई अंबानी

    Physics Question & Answer in English

First law of thermodynamics stales that.
A.  System can do work
B.  System has pressure
C.  System has energy
D.  Heat is a form of energy

Velocity of sound is maximum in -
A.  Air
B.  Vacuum
C.  Water
D.  Steel

In an isothermal change an ideal gas obeys.
A.  Boyle’s Law
B.  Gaylussac Law
C.  Charle’s Law
D.  None of these

Electron volt is a unit of -
A.  Charge
B.  Momentum
C.  Energy
D.  Potential difference

Light year is a unit of -
A.  Time
B.  Mass
C.  Energy
D.  Distance