Question

Q.3. a)
b)
c)
A car accelerates at a rate of 5 metre per second square. Find the increase in its
velocity in 2s.
A body starts from rest with uniform acceleration of 2 metre per second square.
Find the distance covered by the body in 2s.
There are 6 marks and three hands on the face of Raman's clock and 12 marks and
two hands on the face of Suman's clock, whose clock gives more precise time? 12
Why ratchet is essential for screw gauge?
How can you find acceleration due to gravity using graph showing variation
of square of time period with effective length of pendulum.
[
e)​

Answer 1

Answer:

Here is ur answer a)

Explanation:

The question only asks for “increase” or “change” in velocity and has nothing to do with initial velocity, final velocity, distance covered, etc. ∆v = 5 m/s^2 • 2 s = 10 m/s. The increase in velocity is 10 m/s.

Hope this helps u