A metal surface is exposed to solar radiations, Chemistry

Assignment Help:

A metal surface is exposed to solar radiations:

(1) The emitted electrons have energy less than a maximum value of energy depending upon frequency of incident radiations   

(2) The emitted electrons have energy less than maximum value of energy depending upon intensity of incident radiation

(3)  The emitted electrons have energy equal to energy of photos of incident light

(4)  The emitted electrons have zero energy

Ans: The emitted electrons have energy less than a maximum value of energy depending upon frequency of incident radiations


Related Discussions:- A metal surface is exposed to solar radiations

MOT, why Px orbitol reside outside in bonding orbitol in elements have Z>7

why Px orbitol reside outside in bonding orbitol in elements have Z>7

Radioactivity, Radioactive decay is a process whereby unstable nuclei chang...

Radioactive decay is a process whereby unstable nuclei change into more stable nuclei by emitting particles of different kinds. Alpha, beta and gamma (α, β and γ) radiation was cla

Avogadros gas laws, what mass of oxygen gas exerts a pressure of 475 mm Hg ...

what mass of oxygen gas exerts a pressure of 475 mm Hg in a volume of 1.25L at a temperature of -22C

Chemical kinetics is study of the rates of chemical process, Chemical kinet...

Chemical kinetics is study of the rates of chemical processes.                                                                         The detailed explanation at molecular leve

What is condensed matter, Q. What condensed matter? Ans. There ar...

Q. What condensed matter? Ans. There are four states of matter: solid, liquid, gas, and plasma. In this chapter, we will study liquids and solids which are called condens

Elevation in boiling point - physical methods, Elevation in boiling point ...

Elevation in boiling point : Mol. Mass = (1000 K b * w) /W+ ΔT In which, K b  stands for Molal elevation constant of the solvent, w stands for Mass of the compoun

Hydrogen, hydrogen behave as a metal at low pressure only why

hydrogen behave as a metal at low pressure only why

Titrimetric analysis, calculate the concentration of the Naoh solution you ...

calculate the concentration of the Naoh solution you have prepared on the basis of the measured mass of the pellets used in the solution volume

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