Physics questions
20027 published questions with worked solutions.
- Which one of the following is the natural phenomenon based on which a simple periscope works ?
- Which one of the following frequency ranges is sensitive to human ears ?
- Which of the following statements about latent heat for a given substance is/are correct ? 1. It is fixed at a given temperature....
- A ball balanced on a vertical rod is an example of
- Which of the following statements about a fluid at rest in a cup is/are correct ? 1. Pressure is same at all the points in the...
- Which one of the following devices is used to measure atmospheric pressure ?
- Which of the following statements about specific heat of a body is/are correct ? 1. It depends upon mass and shape of the body 2....
- Which one of the following is an example of the force of gravity of the earth acting on a vibrating pendulum bob ?
- Which one of the following statements about the refractive index of a material medium with respect to air is correct ?
- Which one of the following statements about magnetic field lines is NOT correct ?
- Two convex lenses with power 2 dioptre are kept in contact with each other. The focal length of the combined lens system is
- Light year is a unit for measurement of
- Which of the following statements about electromagnetic waves, sound waves and water waves is/are correct ? 1. They exhibit...
- Thermal capacity of a body depends on the
- The frequency of ultrasound waves is
- The magnetic field strength of a current-carrying wire at a particular distance from the axis of the wire
- A stainless steel chamber contains Ar gas at a temperature T and pressure P. The total number of Ar atoms in the chamber is n....
- Which one of the following is the correct relation between Å and nm?
- If a free electron moves through a potential difference of 1 kV, then the energy gained by the electron is given by
- The absolute zero temperature is 0 Kelvin. In °C unit, which one of the following is the absolute zero temperature?