physics questions with answers
1,293 multiple-choice questions. Open any question for its answer and explanation.
- The cause of wind to deflect towards left in Southern hemisphere is –
- The least distance of distinct vision is (cms.)
- The refractive index of air is :-
- When a beam of white light is allowed to fall on a prism, the maximum deviation of the emerging light occurs for
- The bulbs are usually filled with which gases ?
- Satellite is kept moving in its orbit around the Earth; it is due to
- Stars appears to move from east to west because
- Pa(Pascal) is the unit for
- Planets do not twinkle because
- Metals are good conductors of electricity because
- Let a thin capillary tube be replaced with another tube of insufficient length then, we find water
- Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension?
- If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same
- Pick out the scalar quantity
- Rectifiers are used to convert
- Out of the following, which is not emitted by radioactive substance?
- Sound waves in air are
- Magnetism at the centre of a bar magnet is
- It is more difficult to walk on a sandy road than on a concrete road because
- Find the maximum velocity for the overturn of a car moving on a circular track of radius 100 m. The co-efficient of friction between the road and tyre is 0.2
- Of the following properties of a wave, the one that is independent of the other is its
- Lux is the SI unit of
- On a rainy day, small oil films on water show brilliant colours. This is due to
- Point A is at a lower electrical potential than point B. An electron between them on the line joining them will
- Materials for rain-proof coats and tents owe their water-proof properties to