Question

a car is moving with a velocity of 4 metre per second
accelerated 44 second hand acchi velocity of 6 minute per second calculate the​

Answer 1

Answer:

Correct option is

D

160m

Initial speed of the car is u.

Final speed of the car v=0

Let the retardation of the car be a.

Using v

2

−u

2

=2aS

Or 0−u

2

=2aS

⟹ S∝u

2

(for same a)

Given : S=40m u

′

=2u

∴

S

S

′

=

u

2

(u

′

)

2

=2

2

Or

40

S

′

=4

⟹ S

′

=160m

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Answer 2

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