AIIMS (All India Institute of Medical Sciences) Physics: Questions 431 - 434 of 500

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Question number: 431

» Dual Nature of Matter and Radiation » Einstein's Photoelectric Equation

Appeared in Year: 1993

MCQ▾

Question

The wavelength of a Equation photon is Equation . What is the frequency of Equation photon: [AIPMT]

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 432

» Magnetic Effects of Current and Magnetism » Electric Charge Moving in Magnetic Field

MCQ▾

Question

A charge with Equation and Equation mass moving with a velocity of Equation along Equation axis. A uniform static magnetic field of Equation is acting along the y – axis. The magnetic force (magnitude and direction) on charge –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Zero

Question number: 433

» Electromagnetic Induction & Alternating Currents » Reactance and Impedance

Appeared in Year: 2006

MCQ▾

Question

A coil of inductive reactance Equation has a resistance of Equation . It is placed in series with a condenser of capacitative reactance Equation . The combination is connected to an a. c. source of 110 volt. The power factor of the circuit is – (AIPMT)

Choices

Choice (4) Response

a.

Equation

b.

0.80

c.

0.64

d.

0.33

Question number: 434

» Wave Optics » Interference

MCQ▾

Question

In an interference experiment, forth bright fringe is obtained at a point on the screen with a light of 680 nm. What should be the wavelength of the light in order to obtain 6th bright fringe at the same point?

Choices

Choice (4) Response

a.

760 nm

b.

453.3 nm

c.

630 nm

d.

549.4 nm

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