Define threshold frequency, Physics

Assignment Help:

Q Define threshold frequency?

The minimum frequency of incident radiation lower which the photoelectric emission isn't possible completely but high the intensity of incident radiation may be. The threshold frequency is dissimilar for different metals.


Related Discussions:- Define threshold frequency

Explain the phenomena due to surface tension, (i)  Lead balls are spherical...

(i)  Lead balls are spherical in shape. (ii) Rain leaves and a globule of mercury placed on glass plate are spherical. (iii) Hair of shaving painting brush, when goes in wate

What do you mean by a junction diode, What do you mean by a junction diode....

What do you mean by a junction diode. Illustrate the formation of depletion layer at the junction. Describe the variation of depletion layer in forward and reverse biased condition

Calculate the velocity , An object of mass 4 kg is moving on a smooth horiz...

An object of mass 4 kg is moving on a smooth horizontal surface with a velocity of 10 m/s in rightward direction. A horizontal force F which shows in the above figure was applied o

Polarisation, describe the construction and working of a Nicol prism.discus...

describe the construction and working of a Nicol prism.discuss how you obtain a plane polarised beam with it?

Describe the construction of optical fiber, Describe the construction of op...

Describe the construction of optical fiber. Explain the principle of propagation of light waves within a fiber. Define acceptance angle and acceptance.  How optical fibers can be u

Motion angular velocity, A scooterist is racing at a speed of 72 km per hou...

A scooterist is racing at a speed of 72 km per hour. If the radius of the wheel is 20 cm, find the angular speed of the wheels.   Ans) 72kmph=20m/s 20cm=0.2m; v=rw w=v/r w=20/0

What type of material in optical fibres used, What type of material in opti...

What type of material in optical fibres used? Material in optical fibres: Optical fibres are generally made along with two kinds of materials that are glass (silica) and pla

Can slide emitting optics is bright or brighter than neon, Can slide emitti...

Can slide emitting optics is bright or brighter than neon? Fiber optics can be made to be brighter than neon but merely for very short distances. Let an illustration, of a gard

Can light is made to move/change along a side emitting optic, Can light is ...

Can light is made to move or change along a side emitting optics? Along with roped or braided multicore fiber and a particular process at the common end optics can be made to c

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd