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Ball A, with a mass of 0.20 kg, strikes ball B, with a mass of 0.30 kg.
The initial velocity of ball A is 0.95 m/s. Ball B is initially at rest.
What are the final speed and direction of ball A and B after the collision if they stick together?
Q. In Newton's ring experiment, the diameter of certain order of dark ring is measured to be double that of the second ring. What is the order of the ring? Data :
A radiation of 500nm is incident on a metal surface whose work function is 3ev.why do we not observe the phenomenon of photoelectric effect? Ans) Because the energy of radiation i
What is the Directionality of LASER? Directionality: Laser emits light which is highly directional. Laser light is emitted like a relatively narrow beam in an exact direction.
In the experiment, under which of the following circumstances is the angular momentum L of the movable puck NOT conserved? a) The net torque = 0. b) The radius r is always perpen
metre; meter; m The basic SI unit of length, explained as the length of the path traveled through light in vacuum throughout a period of 1/299 792 458 s.
Two particles each have a mass of 6.7 x10 -5 kg. One has a charge of +5.0 x 10 -6 C, and the other has a charge of -5.0 x 10 -6 C. They are initially held at rest at a distance of
UNIFORM ACCELERATION: If velocity of a body alters by equal amounts in equivalent intervals of time, then the body is said to have uniform acceleration. OR If average a
What is the size of an atom?What is the size of an atom?What is the size of an atom?What is the size of an atom?What is the size of an atom?What is the size of an atom?
(1) Standing pulse can be longitudinal / transverse. (2) The disturbance confined to a particular part among the starting point and reflecting point of the ray. (3) There is
ideal gas constant; universal molar gas constant; R The constant which acts in the ideal gas equation. It is 8.314 34 J/K/mol. ideal gas equation An equation that sums
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