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EXPLANATION:
Displacement is a physical quantity which defines the motion of a body from its starting position to its final position. It is a vector quantity and can be shown by a vector that defines how far and in what direction the body has been displaced from its original position. The tail of the displacement vector lies at starting position and its tip or arrowhead lies at the last position where displacement ended.
A ski starts from rest and slides down a 20 degree incline 100meters long. (a) if the coefficient of friction is .090, what is the the ski's speed at the base of the incline? (b)if
group velocity and phase velocity
State parallelogram law of forces. Parallelogram Law can be assured as if two forces acting at a point are represented in magnitude and direction by the adjacent sides of a par
Determne the magnetic field due to a finit sraight wire of length 2l, carrying a steady current i. The point of interest P is l distance away from the middle point of wire O. So
theory to write the process of finding of neutral point of a bar magnet
The phase of weightlessness may be observed in the following situations: (i) When objects fall freely under gravity : For example, a lift goes down freely, or an airship showing
Q. Explain the Law of Machines? Answer:- Machines which are utilized to lift a load are governed by the Law of machines which states that the effort to be applied on the m
Motion of a swing Periodic Motion : Motion that repeats itself in equal intervals of time is known as periodic motion.
(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
Bronze: Copper when alloyed with tin (8% to 16%) and a very small percentage of a third element like cadmium, beryllium, phosphorous, silicon etc, is called Bronze. Bronzes are gi
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