AIIMS Physics: Questions 458 - 462 of 500

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Question number: 458

» Wave Optics » Young's Double Slit Experiment

Appeared in Year: 2007

MCQ▾

Question

In Young’s double slit experiment when wavelength of 700nm is used then fringe width of 0.7mm is obtained. If wavelength of 500nm is used then what is the fringe width? [RPMT]

Choices

Choice (4) Response

a.

0.35mm

b.

3.5mm

c.

5mm

d.

0.5mm

Question number: 459

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

MCQ▾

Question

A rod of magnetic material having cross section 0.50cm2 is putting in 5000Am magnetizing field. Magneticflux passes through the rod is 100×106Wb . Then magnetic susceptibility and magnetization of the road is, respectively –

Choices

Choice (4) Response

a.

218,12.37×105Am

b.

317,15.85×105Am

c.

321,16.75×105Am

d.

310,14.63×105Am

Question number: 460

» Atoms and Nuclei » Half Life and Mean Life

Appeared in Year: 2004

MCQ▾

Question

The half – life of radium is about 1600 years. Of 100 g of radium existing now, 25 g will remain un – decayed after – [AIPMT]

Choices

Choice (4) Response

a.

3200 years

b.

2400 years

c.

4800 years

d.

6400 years

Question number: 461

» Atoms and Nuclei » Composition and Size of Nucleus

Appeared in Year: 2002

MCQ▾

Question

A deuteron is bombarded on O nucleus then α – particle is emitted then product nucleus is – [AIPMT]

Choices

Choice (4) Response

a.

M

b.

Be

c.

N

d.

Z

Question number: 462

» Electromagnetic Induction & Alternating Currents » Induced EMF and Current

Appeared in Year: 1998

MCQ▾

Question

Two coil have a mutual inductance 0.005H . The current changes in first coil according to equation I=I0sinωt , where I0=2A and ω=100πrads . The maximum value of induced emf in second coil is – (AIPMT)

Choices

Choice (4) Response

a.

πV

b.

4πV

c.

3πV

d.

2πV

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