Rotational Motion (BITSAT Physics): Questions 1 - 4 of 6

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Question number: 1

» Rotational Motion » Radius of Gyration

MCQ▾

Question

The radius of gyration of a disc of mass Equation and radius Equation about an axis passing through its centre of gravity and perpendicular to the plane is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 2

» Rotational Motion » Moment of Inertia

MCQ▾

Question

A cylinder of Equation and radius Equation has moment of inertia is (about its natural axis) –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 3

» Rotational Motion » Angular Momentum

MCQ▾

Question

A satellite of mass Equation is circulating around the earth with constant angular velocity. If the radius of the orbit is Equation and mass of the earth isEquation The angular momentum about the centre of the earth is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 4

» Rotational Motion » Torque

MCQ▾

Question

The earth of mass Equation revolves around the sun with an angular velocity of Equation . In a circular orbit radius Equation . The force exerted by the sun, on the earth is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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