PHYSICS ONE LINER SET 15

PHYSICS ONE LINER SET 15

1. What is Electric field intensity at a point a hollow charged spherical conductor? Is zero
 
2. With which instrument can a sailor in a submarine see the objects on the surface of sea?
Periscope
 
3. At absolute zero temperature, what will be the kinetic energy of the molecules? Zero
 
4. Which is the instrument that measures air pressure? Barometer
 
5. By whom was the quantum theory first enunciated? By Max Planck
 
6. If a proton of mass m is moving with velocity of light, how will its mass? Unchanged
 
7. A hydrogen atom is paramagnetic. What is a hydrogen molecule? Diamagnetic
 
8. Which type of rainfall is often accompanied with lightning and thunder? Convectional
 
9. What is the approximate velocity of light per second? 3 × 10^8 m
 
10. Why are Clear nights cooler than cloudy nights? Because of radiation