AIIMS (All India Institute of Medical Sciences) Physics: Questions 457 - 460 of 500

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Question number: 457

» Dual Nature of Matter and Radiation » Particle Nature of Light

MCQ▾

Question

If the work function of a metal is Equation and the wavelength of incident photon is Equation , than what is the maximum kinetic energy of photo electrons?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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 Equation is used then fringe width of Equation is obtained. If wavelength of Equation is used then what is the fringe width? [RPMT]

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 459

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

MCQ▾

Question

A rod of magnetic material having cross section Equation is putting in Equation magnetizing field. Magneticflux passes through the rod is Equation . Then magnetic susceptibility and magnetization of the road is, respectively –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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

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