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Answer:
Newton's laws of Motion
Explanation:
Q.1 Option A
velocity is constant and acceleration is zero.
Q.2 Option c
acceleration to the North .
Q.3 Option C
Both A and B
Q.4 Option B
From first law ;
V = U + at
30 = 12 + a × 15
18 = 15 a
a = 18 / 15 = 6 / 5 ≈ 1.2 m / s² .
Q.5 Option B
V = U + at
V = 20 - 4 × 2
V = 20 - 8 = 12 m / s.
Q.6 Option d
None of these has inertia
Q.7 Option c
we tend to slip on other side due to inertia of body
Q.8 Option d
Q.9 Option d
Both A and B
Q. 10 Option A
it is the gravity of the matter it contains
Q.11 Option d
Q.12 Option d
at camp site of Antarctica .
Hope it helps you .
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