Question
Which of the following equations correctly represents
the momentum p of a photon of Energy E?Solution
The correct answer is A
A concave mirror forms a real, inverted image of an object placed beyond its focus. What happens if the object is moved closer to the mirror but still b...
If the vector sum of torques acting on a system is zero, then the object is in ________.
The point where the total mass of a body is considered to be concentrated is known as what?
If n resistors with R Ω each as resistance are connected in parallel, then the equivalent resistance of the network is:
Which physical quantity is conserved in a collision (in the absence of external forces)? Â
The rate of transfer of charges through a circuit is called?
The kinetic energy of a body is directly proportional to — Â
A positron is an anti-particle of an electron, having the same mass but opposite charge to electron. Then, the minimum energy released in annihilation ...
According to Kepler’s third law of planetary motion, the square of the orbital period of a planet is proportional to the __________.
What does Ohm's Law state? Â
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