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A particle of mass m moving with a speed...

A particle of mass `m` moving with a speed `u` strikes a smooth horizontal surface at an angle `45^(@)`. The particle rebounds at an angle `phi` with speed `v`. If coefficient of restituion is `(1)/(sqrt(3))`, then angle `phi` is

A

`30^(@)`

B

`45^(@)`

C

`60^(@)`

D

`37^(@)`

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AAKASH INSTITUTE-SYSTEM OF PARTICLES AND ROTATIONAL MOTION-Assignment (Section - B) Objective Type Questions (One option is correct)
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  2. During collision between the objects.

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  3. A particle of mass m moving with a speed u strikes a smooth horizontal...

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  4. A particle collides with a smooth, surface with speed u at an angle th...

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  5. A particle of mass m strikes a disc of radius R and mass m with a spee...

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  6. Two identical billiard balls are in contact on a table. A third identi...

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  7. Two blocks A and B of mass 2m and m respectively are connected to a ma...

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  8. A ball of mass M moving with speed v collides perfectly inelastically ...

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  9. A body of mass m moving with a velocity v is approaching a second obje...

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  10. A body of mass M is moving on a smooth surface with speed v(0). Anoth...

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  11. A rigid rod is rotating as well as translating on a smooth horizontal ...

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  12. For the equilibrium of the system shown, the value of mass m should be

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  13. A rod AB of mass m is hung by two ideal threads. Find the ratio of ten...

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  14. A cubical block of height a and width b is placed on the horizontal su...

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  15. A uniform solid cylinder having height l and diameter d is placed on a...

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  16. The moment of inertia of a flat angular ring is having mass M, inner r...

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  17. Moment of inertia of a thin semicircular disc (mass - M & radius = R) ...

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  18. Moment of inertia of a disc about an axis parallel to diameter and at ...

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  19. Two spheres each of mass M and radius R//2 are connected with a massle...

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  20. Moment of inertia of a half ring of mass m and radius R about an axis ...

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