A car initially travelling north at 5 m/s has a constant acceleration of $2 m / s^{2}$ northward. How far does the car travel in the first 10 s?

60 m

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50 m

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100 m

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150 m

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250 m

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Solution

The correct option is D 150 m
Given,

Initial velocity, $u = 5 m s^{- 1}$

Acceleration, $a = 2 m s^{- 2}$

Apply kinematic equation of motion

$s = u t + \frac{1}{2} a t^{2}$

$s = 5 \times 10 + \frac{1}{2} \times 2 \times 10^{2} = 150 m$

Hence in first 10 second card travel $150 m$

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A car initially travelling north at 5 m/s has a constant acceleration of 2m/s2 northward. How far does the car travel in the first 10 s?

The correct option is D 150 mGiven, Initial velocity, u=5ms−1 Acceleration, a=2ms−2 Apply kinematic equation of motion s=ut+12at2 s=5×10+12×2×102=150m Hence in first 10 second card travel 150m

A car initially travelling north at 5 m/s has a constant acceleration of $2 m / s^{2}$ northward. How far does the car travel in the first 10 s?

The correct option is D 150 m
Given,

Initial velocity, $u = 5 m s^{- 1}$

Acceleration, $a = 2 m s^{- 2}$

Apply kinematic equation of motion

$s = u t + \frac{1}{2} a t^{2}$

$s = 5 \times 10 + \frac{1}{2} \times 2 \times 10^{2} = 150 m$

Hence in first 10 second card travel $150 m$