AIIMS (All India Institute of Medical Sciences) Physics: Questions 469 - 471 of 500

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Question number: 469

» Rotational Motion » Conservation of Angular Momentum

Appeared in Year: 2005

MCQ▾

Question

Two bodies have their moments of inertia and respectively about their axis of rotation. If their kinetic energies of rotation are equal, their angular momentum will be in the ratio – [AIPMT]

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 470

» Electromagnetic Induction & Alternating Currents » Alternating Currents

MCQ▾

Question

An alternative current is given as, . The average value of current over a half – cycle –

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 471

» Electrostatics » Electric Field Due to a Point Charge

Appeared in Year: 2000

MCQ▾

Question

Figure below show regular hexagon, the charges are placed at the vertices. In which of the following cases the electric field at the centre is zero. [AMU]

Choices

Choice (4) Response

a.

Regular hexagon with charges at vertices - Choice A

Regular Hexagon with Charges at Vertices - Choice A

In figure a regular hexagon is shown. And the charges are placed at the vertices of the hexagon.

b.

Regular hexagon with charges at vertices - Choice B

Regular Hexagon with Charges at Vertices - Choice B

In figure a regular hexagon is shown. And the charges are placed at the vertices of the hexagon.

c.

Regular hexagon with charges at vertices - Choice C

Regular Hexagon with Charges at Vertices - Choice C

In figure a regular hexagon is shown. And the charges are placed at the vertices of the hexagon.

d.

Regular hexagon with charges at vertices - Choice D

Regular Hexagon with Charges at Vertices - Choice D

In figure a regular hexagon is shown. And the charges are placed at the vertices of the hexagon.

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