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Gamma rays, generated from cobalt-60 and other radioactive elements, have shorter wavelengths and greater penetration than X-rays.
The wave nature of matter was proposed by:
An object of mass ‘m’ be made to fall freely from a height ‘h’. At the start the potential energy is _____ and kinetic energy is ______.
...What is the value of acceleration due to gravity at the center of the earth?
In a Young’s double slit experiment, a glass plate is introduced in front of one slit. The central fringe shifts but the fringe width remains unchange...
Planck’s constant has dimensions equivalent to which of the following?
Why do brads not have respiratory trouble at the time of flying at high all?
A plane mirror is placed on a wall. A man walks directly toward the mirror at 2 m/s. The speed at which his image approaches him is:
What is the weight of a 10 kg object on Earth? (Take g = 9.8 m/s²)
What happens to the electrostatic force between two charges when the distance between them decreases?
Find the resistance when a current of 2 A flows under a voltage of 10 V.
