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Subject :NSO    Class : Class 8

Which of the following statements are true?
(i) An object will continue moving uniformly until the resultant force on it is zero.
(ii) The bodies do not change their state of rest or motion unless acted upon by an unbalanced external force.
(iii) If a body is at rest on the surface of the Earth then the net downward force exerted by the Earth and net upward force exerted on the body are not equal to each other.

A Only (i) and (ii)
B Only (ii) and (iii)
C Only (i) and (iii)
D All (i), (ii) and (iii)

Ans 1:

Class : Class 8

Ans 2:

Class : Class 9

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