Physics Questions

Which of the following is NOT an application of Fiber optics?

A broadcasting station transmits waves with a frequency of 71 x 104 Hz and a speed of 3 x 108 m/s. The wavelength of the wave is

A body of mass 2 kg is thrown upward with initial velocity of 20 m/s. After 2 seconds, its kinetic energy will be : (g = 10 m/sq.s)

'Parsec' is the unit measurement of

A body has a weight W on the surface of Earth. What is its weight on a planet whose mass is 15 times that of Earth and a radius that is 4 times that of the earth?

Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s

If an object moves in a circular path with uniform ________, its motion is called uniform circular motion.

Electrons move around the nucleus in _______ motion.