Question

solve the question............ solve the 2question​

Answer 1

Classify the following forces in contact and non-contact forces

i) Friction force

ii) Normal Reaction Force

iii) Gravitational force

iv) Force exerted during collision

[2]

(b) Two equal and opposite forces act on a moving object. Will there

be :-

i) An increase in the speed of the object

ii) A decrease in the speed of the object

iii) Change in the direction of the object

iv) No change in the velocity of the object

Choose you answer from the options given above.

Give reason for your answer.

[2]

(c) Define inertia. State the factor on which it depends. [2]

(d) State any two factors on which the pressure inside a liquid

depends.

[2]

(e) Define Atmospheric pressure. Also state the magnitude