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What Is Normal Reaction ?How To Find It?
Normal reaction is the force acting among two contact surfaces. Like, if you push a wall, you will feel an opposite force acting on your hands. That's normal reaction.
You can search it by Newton third law, action and reaction are equal. For instance, if a block of 2 kg is lying on a table, it exerts a force of 20N (Mg) on the table, therefore the normal reaction is also 20N
impure and pure spectrum
Q Define: mobility. Give its unit. The mobility is defined as the drift velocity obtains per unit electric field. The unit of a mobility m 2 V 1s 1.
KINEMATICS I 1. x(t) is called displacement and it denotes the position of the body at a particular time. If the displacement is positive then that body is to the right of
Derivative of the Sine Function Extending a tradition of complex interrelations between the trigonometric functions, it turns out in which the derivative of the sine function i
The value of G, the universal gravitational constant, was measured experimentally by: a) Newton b) Cavendish c) Copernicus d) Kepler Ans: The value of th
what is gravitational law
The weight of a body is the force with which it is attracted in the direction of the centre of earth. When an object is stationary with respect to the planet, its weight equivalent
what is the difference between diplacement and distance
Q. Explain the magnetize of metal? Answer:- You can rub a magnet alongside the metal in one direction for a bunch of times (the more the better) and that will magnetize it
An overhead light fixture holds three light bulbs. Every light bulb has a luminous flux of 1892 lm. The light fixture is 1.8 m above the floor. What is the illuminance o
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