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A car is moving with speed 30m//sec on a...

A car is moving with speed `30m//sec` on a circular path of radius 500 m . Its speed is increasing at the rate of , `2m//sec^(2)`, What is the acceleration of the car

A

3.7 `m//s^(2)`

B

2.7 `m//s^(2)`

C

1.8 `m//s^(2)`

D

2 `m//s^(2)`

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The correct Answer is:
B
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MOTION-CIRCULAR MOTION-EXERCISE -1
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  2. A particle is acted upon by a force of constant magnitude which is alw...

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  4. A chain of 125 links is 1.25 m long and has a mass of 2 kg with the en...

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  5. A particle P is moving in a circle of radius r with a uniform speed v....

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  6. A simple pendulum of length L and mass (bob) M is oscillating in a pla...

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  8. A car is moving with speed 30m//sec on a circular path of radius 500 m...

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  9. A car of mass 1000 kg moves on a circular path with constant speed of ...

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  10. A boy revolves two balls each of mass 100 gm and tied with strings o...

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  18. A motor cyclist moving with a velocity of 72 km/hour on a flat road ta...

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  20. When the road is dry and the coefficient of friction is mu, the maximu...

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