Some examples from this set of practice questions
1.
A particle covers 150m in 8th second when starts from rest.What is it\\\'s Acceleration?
Answer: The formula is : Sn = vo +a/2(2n-1) Therefore , the Acceleration in 8th sec will be 20 m/s^2.
2.
A boy completes a semicircle of radius 14m in 10 seconds . The distance travelled by the boy is?
Answer: Distance travelled by boy= 22×14/7 = 44m.
3.
Free fall is case of motion with uniform acceleration. What is the value of acceleration?
Answer: 9.8 m/s^2
4.
The area under velocity-time graph equals to?
Answer: Displacement
5.
The speed of the body is always? A. Positive B. Negative C. Both D. Zero
Answer: Positive
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