Physics questions
20027 published questions with worked solutions.
- Light waves are incident on an air-glass boundary. Some of the light waves are reflected and some are refracted in the glass....
- Which one of the following statements is true for a simple harmonic oscillator ?
- If a ray of light enters from a rarer medium to a denser medium at zero angle of incidence, it would
- Buoyancy is a/an
- Weight and mass of an object are defined with Newton's laws of motion. Which among the following is true ?
- Work is said to be one Joule when a force of
- A uniform motion of a car along a circular path experiences
- Three equal resistors are connected in parallel configuration in a closed electrical circuit. Then the total resistance in the...
- Imagine a current-carrying straight conductor with magnetic field of lines in anti-clockwise direction. Then the direction of...
- The device used to produce electric current is known as
- Power of a lens of focal length 25 cm is
- Spherical mirror formula relating an object distance 'u', image distance 'v' and focal length of mirror 'f' may be applied to a...
- Nuclear energy is generated by
- Reverberation is a phenomenon associated with a
- Which among the following is true for propagation of sound waves ?
- A tennis ball is thrown in the vertically upward direction and the ball attains a maximum height of 20 m. The ball was thrown...
- An object of mass 2000 g possesses 100 J kinetic energy. The object must be moving with a speed of
- The unit of the ratio between thrust and impulse is same as that of
- When a light beam falls on a triangular glass prism, a band of colours is obtained. Which one of the following statements is...
- The image of an object formed by a plane mirror is