A car moves for 60s covering a distance of 3600m with zero initial velocity. What is the acceleration in m/s^2?

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Editor">Editor Staff asked 1 year ago

A car moves for 60s covering a distance of 3600m with zero initial velocity. What is the acceleration in m/s^2?
 
(a) 2
 
(b) 2.5
 
(c) 3
 
(d) 4.5
 
I got this question in an interview for internship.
 
This intriguing question originated from Kinematic Equations for Uniformly Accelerated Motion in chapter Motion in a Straight Line of Physics – Class 11
Select the correct answer from above options 
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Editor">Editor Staff answered 1 year ago

Correct option is (a) 2
 
For explanation I would say: Here we will use the second equation of motion, s = ut + (1/2)at^2. Here, u = 0, s = 3600, t = 60s. On solving, we will get a = 2 m/s^2.

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