Laws of Motion (BITSAT Physics): Questions 5 - 8 of 22

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Question number: 5

» Laws of Motion » Equilibrium of Concurrent Forces

MCQ▾

Question

A Equation rocket is set for vertical flaring. The exhaust speed is Equation . To give an initial upward acceleration of Equation the amount of gas ejected per second to supply the needed thrust will be –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 6

» Laws of Motion » Force and Inertia

MCQ▾

Question

The earth Equation revolves around the sun with an angular velocity Equation in a circular orbit of radius Equation . The force exerted by sun on earth in newton is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 7

» Laws of Motion » Impulse

MCQ▾

Question

If two balls, each of mass Equation , moving in opposite directions with speed of Equation collide and rebound with the same speed, then the impulse imparted to each ball due to other is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 8

» Laws of Motion » Impulse

MCQ▾

Question

A force of Equation is acted on a body of mass Equation which is at rest for an interval of Equation , then impulse is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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