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Define Centrifugal And Its Example

Q.9: Define centrifugal force? Give two examples? Ans: The force which is directed away from the centre of circle is called centrifugal force. It is an opposite and equal reaction…

Define Equilibrium And its Kinds

Q.13: Define equilibrium? What are the kinds of equilibrium? Ans: EQUILIBRIUM: When the resultant of all the forces acting on a body comes to zero the body is said to…

Define Scalars And Vector

Q.1: Define scalar and vector quantities and give five examples of each? Ans: SCALAR QUANTITIES: Physical quantities which have magnitude and units but there is no need of direction to…

Define Momentum Define Friction

Q.11: Define Momentum. Write down its formula and unit. On which factors momentum depends? Ans: MOMENTUM: The quantity of motion contained in a body is called momentum. It is denoted…

Define Fore And Motion

Q.1: Define force. Write down its formula and units. Also write down the factors on which force depends? Ans: FORCE: Force is that agent which changes or tends to change…