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A plane is flying horizontal at a height...

A plane is flying horizontal at a height of 1000m with a velocity of `100 ms^(-1)` when a bomb is released from it. Find (i) the time taken by it to reach the ground (ii) the velocity with which the bomb hits the target and (iii) the distance of the target.

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SL ARORA-Motion in a Plane-Excercise
  1. A plane is flying horizontal at a height of 1000m with a velocity of 1...

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  2. Which of the following quantities are independent of the choice of ori...

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  3. Are the commutative law and associtive law applicable to vectors subtr...

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  4. Can three vectors not in one phane giv e a zero resultant ? Can four v...

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  5. What is the differnce between the follwing data ? (i) 3 (5 km h^(-1) ,...

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  6. What was the difference between the speed of vehicle A on Day 1 ...

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  7. Is | vec A + vec B| greater than or less than |vec A| + |vec B| ? Ex...

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  8. Is |vec A - vec B| greater than or less than |vec A| + |vec B| ? Exp...

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  9. What is the property of two vectors vec A and vec B, if | vec A+ ve...

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  10. The sum and differnce of two vectors are perpendicular to each other. ...

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  11. Find the condition for two vectors to be (i) paraiiel.

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  12. If veca=x1veci+y1vecj and vecb=x2veci+y2vecj, find the condition that ...

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  13. If |vec P xx vec Q|=PQ then the angle between vec P and vec Q is

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  14. The magnitude of vector vec A is 2.5 metre and is directed towards eas...

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  15. The magnitude of vector vec A is 2.5 metre and is directed towards eas...

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  16. The magnitude of vector vec A is 2.5 metre and is directed towards eas...

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  17. The magnitude of vector vec A is 2.5 metre g and is directed towards e...

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  18. A person sitting in an open car moving at constant velocity throws a b...

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  19. A person sitting in an open car moving at constant velocity throws a b...

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  20. A bob hung from the ceiling of a room by a string is performing simple...

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  21. A bob hung from the ceiling of a room by a string is performing simple...

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