Physics Assignment on Force

Dear Students please write the answer of the following questions in your classwork copy

FORCE

1.     Define the force .

2.     State four effects, which a force can bring change, giving an example in Each case

3.     What is meant by the term contact force? Give two examples.

4.     What is meant by non- contact force? Give two examples

5.     State the similarities between contact and non-contact forces.

6.     State the differences between contact and non-contact forces.

7.     Name and define absolute units of force in

(a)   C.G.S. system

(b)  S.I. system.

8.     Prove 1 N = 10⁵dynes.

9.     A uniform meter scale is in equilibrium as shown in the diagram. (i) Calculate the weight of the meter scale? (ii) Which of the following options is correct to keep the ruler in equilibrium when 40 gf weight is shifted to 0 cm mark. F is shifted towards o cm or F is shifted towards 100 cm

10.                        (a) When a body is placed on a table top, it exerts a force equal to its weight downwards on the table top but does not move or fall. (i) Name the force exerted by the table top? (ii) What is the direction of the force?