﻿ Potential energy of li2t electron is : Kaysons Education

# Potential Energy Of li2t electron Is

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## Question

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Correct option is

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#### SIMILAR QUESTIONS

Q1

The first emission line in the atomic spectrum in the Ballmer series appears at:

Q2

A 200g rickets ball is thrown with a speed of 3 cm/sec. what will be its de Broglie Wavelength

Q3

If the X-rays tulie is working at 20kv. Then the minimum wavelentgth of X – rays will be.

Q4

An X – rays tulie is operating at 15kv. The lower limit of the wavelength of X – rays produced is:

Q5

The lattice constant of a crystal is 2.   the manimum wavelength of X – rays which can ba analysed by this arystal will be.

Q6

The frequency of the line k line of the characteristtis X – rays spectrum is proportional to.

Q7

50% of  X – rays oltained from a Coolidge tukie pass through 0.3mm thick  alminium  fail. If the P.D. letueen thew target and the cathode is increased.then the fractuion of X – rays passing from fail will be.

Q8

The threshold wavelength of sodiam  metal is 6800the work function is:

Q9

The work function of a sulsstance is 4.0ev the longest wavelength of light that can cause photoelectron emission from this sulsstance is opprinately.

Q10

The slope of frequency of incident light and stopping  potential for a given  surface will be.