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From the top of at all building (height27.3m), a boy throws an apple upward, which strikes ground after 16 s. Take `g = 9.8 m//s^(2)`, find the speed of apple with which it was thrown and the maxium height reached by it.

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The correct Answer is:
[76.8 m/s, 327.45 m]
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PHYSICS GALAXY - ASHISH ARORA-KINEMATICS-Practice Exercise
  1. You are on the roof of your school building 60m, high. You see your ph...

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  2. A student goes to the a 100 m high floor of Kutubmeenar at Delhi. To v...

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  3. From the top of at all building (height27.3m), a boy throws an apple u...

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  4. A roket fired vertically ascends with a constant acceleration g//3 for...

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  5. A truck driver, starting with zero speed at time zero, drove in such a...

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  6. Figure-1.20 shows displacement-time graphof a particle. Find the time ...

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  7. A train starts from station A with uniform acceleration a(1). For some...

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  8. Between two stations a train starting from rest first accelerates unif...

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  9. A partical starts from rest and moves in a straight line. It travels a...

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  10. A particle starts with an initial velocity u towards + x direction wit...

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  11. A particle moves in a straight line. Figure-1.21 shows the distance tr...

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  12. The velocityof a particle that moves in the positive X- direction vari...

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  13. The acceleration vs time of a particle moving along +x direction is sh...

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  14. The displacement x of particle moving in one dimension, under the acti...

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  15. Instantaneous velocity of a particle moving in +x direction is given a...

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  16. A street car moves rectilinearly from station A to the next station B ...

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  17. A particle moves along a staight line such that its displacement at an...

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  18. A radius vector of a particle varies with time t as r=at(1-alphat), wh...

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  19. A box is thrown with velocity v(0) on top of a rough table of length l...

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  20. A particle start revolution with initial speed u in a circular path of...

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