Question

CLARITY ACHIEVER - IX
A car initially at rest starts moving with an acceleration of 4 msThe time in which it picks up a
velocity of 72 ms-'is
a) 16 s
b)18
c)15 s
d) 20$
A body having an initial velocity of 10ms acquires a velocity of 20ms' in 2s The acceleration of
the body is
[ ]
a) 5 ms
b) 15 ms
c) 4 ms?
d) -5 ms
A car moving at 60 ms' is caused to stop in 3 s Its average deceleration in ms is
a)-20
b) 21
c) 20
d)-21
Given v=0.6-0.3t(in SI units). Then the initial velocity and acceleration are
1
a) 0.3 ms 1.0.6 ms? b) 0.6 ms,-0.3 ms? c) -0,3 ms.0.6 ms 2 d) -0.6 ms 0.3 ms?
If a scooter acquires a velocity of 36 kmph in 10 s just after its start, then the acceleration of the
scooter is
[ ]
a) 3 ms
b) 2 ms?
c) 1 ms2
d) 0.5 ms 2​

Answer 1

Answer:

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