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Which of the following statements is FA...

Which of the following statements is FALSE for a paricle moving in a circle with a constant angular sppeed?

A

The velocity vector is tangent to the circle

B

The acceleration vector is tangent to the circle

C

The acceleration vector points to the centre of the circle

D

The velocity and acceleration vectors are perpendicular to each other

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The correct Answer is:
B
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ERRORLESS -MOTION IN TWO DIMENSION-Exercise
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  3. Which of the following statements is FALSE for a paricle moving in a...

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  4. If a(r) and a(t) represent radial and tangential accelerations, the mo...

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  5. A person with his hands in his pockets is skating on ice at the veloci...

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  6. If the radius of curvature of the path of two particles of same masses...

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  7. An object is moving in a circle of radius 100 m with a constant speed ...

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  8. A body of mass 1 kg tied to one end of string is revolved in a horizon...

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  9. The acceleration of a train travelling with speed of 400m//s as it goe...

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  10. A car of mass 800 kg moves on a circular track of radius 40 m . If the...

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  11. A 500 kg crane takes a turn of radius 50 m with velocity of 36 km//hr....

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  12. Two particles of equal masses are revolving in circular paths of radii...

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  13. In case of uniform circular motion which of the following physical qua...

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  14. What happens to the centripetal acceleration of a revolving body if yo...

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  15. A mass is supported on a frictionless horizontal surface. It Is attach...

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  16. In 1.0 s, a particle goes from point A to point B , moving in a semici...

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  17. Three identical particles are joined together by a thread as shown in ...

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  18. A particle is moving in a circle of radius R with constant speed v, if...

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  19. A stone tied to the end of string 1m long is whirled in a horizontal c...

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  20. A particle describes a horizontal circle in a conical funne whoses inn...

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