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The rear side of a truck is open and a b...

The rear side of a truck is open and a box of mass 20kg is placed on the truck 4m away from the open end, `mu=0.15` and `g=10m//s^(2)`. The truck starts from rest with an acceleration of `2m//s^(2)` on a straight road. The box will fall off the truck when it is at a distance from the starting point equal to

A

4 m

B

8 m

C

16 m

D

32 m

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The correct Answer is:
C
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ALLEN -NEWTON'S LAWS OF MOTION & FRICTION-EXERCISE (O-2)
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  3. The rear side of a truck is open and a box of mass 20kg is placed on t...

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  4. In the arrangement shown in the figure, mass of the block B and A is 2...

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  5. A block A is placed over a long rough plank B same mass as shown below...

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  6. A block A of mass m is placed over a plank B of mass 2m. Plank B is pl...

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  7. A man of mass 50 kg is pulling on a plank of mass 100 kg kept on a smo...

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  8. A flexible chain of weight W hangs betgween two fixed points A & B whi...

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  9. A flexible chain of weight W hangs between two fixed points A and B at...

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  10. In the arrangement shown in fig m(1)=1kg, m(2)=2 kg Pulleys are massle...

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  11. Consider a block suspended from a light string as shown in the digure....

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  12. A block of weight 9.8N is placed on a table. The table surface exerts...

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  13. A block of mass m is suspended from a fixed support with the help of a...

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  14. A block A and wedge B connected through a string as shown. The wadge B...

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  15. Two blocks A and B of mass 2 kg and 4 kg respectively are placed on a ...

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  16. A block is kept on a rough surface and applied with a horizontal force...

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  17. A block placed on a rough horizontal surface is pushed with a force F ...

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  18. A block is placed over a plank. The coefficient of friction between th...

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  19. A block is released from rest from point on a rough inclined place of ...

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  20. In the given figure both the bocks have equal mass. When the thread is...

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