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A car travelling with a velocity of 80 k...

A car travelling with a velocity of 80 km/h slowed down to 44 km/h in 15 s. The retardation is

A

`0.67m//s^(2)`

B

`1m//s^(2)`

C

`1.25m//s^(2)`

D

`1.5m//s^(2)`

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The correct Answer is:
A
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AAKASH INSTITUTE-MOTION IN STRAIGHT LINE-Assignment (SECTION - A)
  1. The displacement of a body is given by s=(1)/(2)g t^(2) where g is acc...

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  2. The displacement 'x' of a particle moving along a straight line at tim...

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  3. A ball is thrown vertically upward from the top of a tower with a spee...

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  4. Which of the following x-t graphs represents the distance-time variati...

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  5. A particle starting from rest moves along a straight line with constan...

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  6. A ball falls freely from rest. The ratio of the distance travelled in ...

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  7. A ball is thrown vertically upward attains a maximum height of 45 m. T...

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  8. A car travelling with a velocity of 80 km/h slowed down to 44 km/h in ...

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  9. The distance covered by a moving body is directly proportional to the ...

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  10. A person driving a car with a speed 72 km/h suddenly sees a boy crossi...

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  11. Which of the following is correct expression for the stopping distance...

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  12. Which of the following shows the correct expression of height d time t...

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  13. A stone dropped from the top of a tower reaches the ground in 3 s. The...

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  14. Two cars are moving is one a same line dimension in opposite direction...

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  15. Two objects A and B are moving in opposite directions with velocities ...

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  16. Two objects A and B are moving in opposite directions with velocities ...

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  17. The relative velocity of two objects A and B is 10 m/s. If the velocit...

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  18. Two train are moving in a straight line in the same direction with a s...

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  19. Which of the following position-time graphs correctly represents two m...

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  20. Two objects A and B are moving with velocities v(A) and v(B) respectiv...

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