﻿ What is the maximum energy of photoelectrons emitted from the metal.  : Kaysons Education

# What Is The Maximum Energy Of Photoelectrons Emitted From The metal.

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## Question

### Solution

Correct option is

where,

And,

Hence,

.

#### SIMILAR QUESTIONS

Q1

A proton and an -particle projected with equal linear momenta describe circular paths of radii r1 and r2 respectively in a uniform magnetic field. The ratio  is

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An -particle and a deuteron projected with equal kinetic energies describe circular paths of radii r1 and r2 respectively in a uniform magnetic field. The ratio  is

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Q6

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Q7

In Millikan’s oil drop experiment, a charged oil drop of mass  is held stationary between two parallel plates 6 mm apart by applying a potential difference of 1200 V between them. How many excess electrons does the oil drop carry? Take g = 10 ms–2.

Q8

In Millikan’s oil drop experiment, an oil drop carrying a charge q falls with a terminal velocity v0 when there is no electric field between the plates. An electric field E is applied to keep it stationary. What additional charge should the oil drop acquire so that it begins to move upwards with a velocity 2v0 in the same electric field?

Q9

A metal whose work function is 3.31 eV is illuminated by light ofwavelength . What is the threshold frequency for photoelectric emission? Take

Q10

The photoelectric threshold for a certain metal surface is 330 Å. What is the maximum kinetic energy of photoelectron released, if any, by a radiation of wavelength 1100 Å ?