An object moving with a speed of 5 m/s comes to rest in 10 s, after the brakes are applied. What is the initial velocity?
1. zero
2. 5 m/s
3. 15 m/s
4. 50 m/s

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Solution

It is given that before applying brakes the body was moving with of 5m/s. no other speed is provided. Then this 5m/s is nothing but the initial speed of the body.

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An object moving with a speed of 5 m/s comes to rest in 10 s, after the brakes are applied. What is the initial velocity?1.zero2.5 m/s3.15 m/s4.50 m/s

It is given that before applying brakes the body was moving with of 5m/s. no other speed is provided. Then this 5m/s is nothing but the initial speed of the body.

An object moving with a speed of 5 m/s comes to rest in 10 s, after the brakes are applied. What is the initial velocity?
1. zero
2. 5 m/s
3. 15 m/s
4. 50 m/s