Practice core concepts of measurement, motion, force, energy, waves, electricity, magnetism and modern physics.
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For every action, there is an equal and opposite reaction. This is:
What is the unit of electrical resistance?
Which scientist developed the theory of general relativity?
The primary colors of light are:
Which of the following is a scalar quantity?
Which type of circuit provides multiple paths for current to flow?
The working principle of an optical fiber is based on:
Absolute zero on the Kelvin scale corresponds to:
What is the speed of light in a vacuum?
What is the term for an object's tendency to maintain constant velocity unless acted upon?
What type of lens is thicker at the centre than at the edges?
What is the SI unit of pressure?
Which particle carries a positive electric charge in an atom?
What is the SI unit of energy?
Which property of a wave is the distance measured from one crest to the next crest?
Which device is used to measure the electric current flowing through a circuit?
What is the SI unit of force?
What is the SI unit of frequency?