Question

(iv) The relation between Force F, PRESSURE P and Area A is given by
a) F =P/A
b) A = F xP
c) F = P x A
d) F =2 P x A
Q. 2 Fill in the blanks :-
(i) A force is a push or a
(ii) The Unit of Force is
(iii) To reduce the pressure produced by a force , you can spread it over a large
...
(iv) The gravitational Force is a.
(v) Muscular Force is an example of
...Force
(vi) The unit of pressure is
Q. 3 Answer the following Questions :-
(1) Give reason why dams have broad bases.
(ii) A boy applies a pressure of 16 pa on a wooden block by applying a force
of 64 N. What is the area of the block ?
(iii) Which force opposes the motion of an object ?
(iv) What changes take place when a ball is kicked ?
(v) A boy exert pressure of 40 pa on a box by putting a force of 64 N.
Calculate the area over which the force is applied.​

Answer 1

Answer:

iv.c

Explanation:

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