Physics Questions

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?

________________ refers to the superposing of two or more coherent waves to produce regions of maxima and minima in space, according to the principle of superposition.

The frequency of direct current is _____________

At what temperature (in Fahrenheit) pure water freezes?

Which of the following device is used to measure humidity?

An example of longitudinal waves (in gas as a medium) is ______.

Bubbles of air rise up through liquids due to

Formula for distance is