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Five examples of translatory motion are: 1. A bus travelling in a straight road. 2. A stone released from a stretched catapult. 3. Bullet fired from the gun. 4. The man riding the bike. 5. A boy running in a straight .....

3. Oscillatory motion:    You may have noticed that the movement of pendulum in a clock.    It moves forward and backward continuously about a fixed point.   This kind of motion is called as oscillatory .....

Imagine you are sleeping on your warm bed in one chilly winter evening. While sleeping, you feel like you are at rest, right? WRONG!!. In fact, while you are asleep, you travel at the speed of 1180 kilometers/hr (That is the speed of .....

Four types of force are, Frictional force, Gravitational force, Magnetic force, Electrical .....

Now, 1 kg = 1000 g and also 1 m = 100 cm So, 1 Newton = 1000 g 100 cm/s2                        = 100000 g cm/s2                     .....

SI unit of force is Newton (N)  and  CGS unit is .....

You might have gone for carnival rides (shown in the picture below) for fun. During this ride, you move in a circular path. Right? This kind of movement of an object or a body in a circular path is called as circular motion. Examples of .....

If the eye is placed in position A, the reading seems to be about 8 cm and if the eye is placed in position C, the reading seems to be about 7 cm. However, both these readings are wrong as shown in the picture above. The correct position of the .....

4. The sample should not be placed directly on the balance.     We should use a weighed sheet or another container to hold the sample.     Some chemicals we may use in a lab could damage the surface of the weighing .....

There are in fact many units to measure time. Some if them are seconds(s), minutes, hours, days etc. The SI unit of time is .....

Time is a period for an event. The two devices used for measuring time are; watch and .....

5. Analytical balance: ( to measure small mass in the sub-milligram .....

Instead of saying constant quantity, we can preferably call it a fundamental quantity. It is fundamental quantity because it is independent of any other physical quantity. It is a basic  property of any matter which is essentially independent .....