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In a two dimensional motion, instantaneo...

In a two dimensional motion, instantaneous speed `v_(0)` is a positive constant. Then which of the following are necessarily true ?

A

The acceleration of the particle is zero

B

The acceleration of the particle is not zero

C

The acceleration of the particle is necessarily in the plane of motion

D

The particle must be undergoing a uniform circular motion

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The correct Answer is:
C
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AAKASH SERIES-MOTION IN A PLANE -Exercise -I
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  2. In a two dimensional motion, instantaneous speed v(0) is a positive co...

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  3. In a two dimensional motion, instantaneous speed v(0) is a positive co...

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  4. Three different objects of masses m(1), m(2) and m(3) are allowed to f...

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  5. A train is moving due east and a car is moving due north with equal sp...

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  6. A bus moves over a straight level road with a constant acceleration a....

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  7. A particle P moves with speed .v. along AB and BC, sides of a square A...

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  8. If A and B persons are moving with V(A) and V(B) velocities directions...

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  9. Wind is blowing to east along two parallel railway tracks. Two trains ...

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  10. A boat moves relative to water with a velcity which is .n. times the r...

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  11. Set the drifts suffered by boat in increasing order. (a) d=1000 m V(...

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  12. (A): A man is on the northern bank of a river. To cross the river in a...

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  13. Keeping the velocity of projection constant, the angle of projection i...

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  14. Match list I with list II for a projectile.

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  15. A projectile has

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  16. Two particles are projected in air with speed u at angles theta(1) and...

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  17. If a body is projected with angle theta to the horizontal, then ·

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  18. (A): The path followed by one projectile as observed by another projec...

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  19. Two bullets A & B fired simultaneously, horizontally and with differen...

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  20. A number of bullets are fired horizontally with different velocities f...

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