AIIMS Physics: Questions 494 - 498 of 500

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Question number: 494

» Work, Energy and Power » Kinetic Energy

MCQ▾

Question

A spherical solid ball of mass 1kg and radius 3 cm is rotating about its own axis with an angular velocity of 50 radians per second. Find its kinetic energy of rotation.

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 495

» Dual Nature of Matter and Radiation » De-Broglie Relation

MCQ▾

Question

Find the initial momentum of electron if the momentum of electron is changed by Equation and the De Broglie wavelength associated with it changes by 0.40%

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 496

» Properties of Solids & Liquids » Surface Energy and Surface Tension

Appeared in Year: 1996

MCQ▾

Question

Two soap bubbles each of radius 20 cm are touching each other. The radius of curvature of the common surface will be – [RPMT]

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

r

d.

Equation

Question number: 497

» Electrostatics » Coulomb's Law

Appeared in Year: 1989

MCQ▾

Question

Two charges of Equation and Equation are placed Equation apart, the ratio of force exerted by both charges on each other will be – [RPET]

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 498

» Magnetic Effects of Current and Magnetism » Magnetic Susceptibility and Permeability

MCQ▾

Question

Relation between permeability Equation and magnetizing field Equation for a sample of iron is Equation , where unit of H is Equation . Find value of Equation , for which magnetic induction of Equation can be produce.

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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