Dual Nature of Matter and Radiation-Photoelectric Effect (AIIMS (All India Institute of Medical Sciences) Physics): Questions 5 - 8 of 8

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Question number: 5

» Dual Nature of Matter and Radiation » Photoelectric Effect

Appeared in Year: 1999

MCQ▾

Question

Light of wavelength Equation in Photoelectric effect gives electron of maximum Kinetic Energy Equation . If wavelength change to Equation then maximum kinetic energy of emitted electrons will be – [AIPMT]

Choices

Choice (4) Response

a.

Greater than 0.5 eV

b.

Less than 0.5 eV

c.

Photoelectric effect does not occurs

d.

0.5 eV

Question number: 6

» Dual Nature of Matter and Radiation » Photoelectric Effect

Appeared in Year: 2009

MCQ▾

Question

Monochromatic light of wavelength Equation is produced by a helium neon laser. The power emitted is Equation . The number of photons arriving per second on the average at a target irradiated by this beam is –

[AIPMT]

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 7

» Dual Nature of Matter and Radiation » Photoelectric Effect

Appeared in Year: 2007

MCQ▾

Question

Monochromatic light of frequency Equation is produced by a laser. The power emitted is Equation . The number of photons emitted, on the average, by the source per second is: [AIPMT]

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 8

» Dual Nature of Matter and Radiation » Photoelectric Effect

MCQ▾

Question

What will be the wavelength of incident photon, if the threshold wavelength of a metal is Equation and photo electrons have kinetic energy maximum Equation

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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