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

.amines, Why secondary and tertiary amine doesn''t give carbylamine reactio...

Why secondary and tertiary amine doesn''t give carbylamine reaction

THIRD LAW OF CHEMIICAL COMBINATION, COMPOUNDS A AND B CONTAIN COPPER AND SU...

COMPOUNDS A AND B CONTAIN COPPER AND SULPHUR.EACH CONTAINS 20% AND 33.33% EACH BY MASS OF SULPHUR RESPECTIVELY.FIND THE RATIO OF THE ELEMENTS USING THE THIRD LAW OF CHEMICAL COMBIN

The following occurs when two hydrogen atoms bond, This of the following oc...

This of the following occurs when two hydrogen atoms bond with each others: (1) Potential energy is lowered (2) Kinetic energy is lowered (3) Electronic motion ceases

Equivalent weight, how to find equivalent weight of a molicule

how to find equivalent weight of a molicule

Sodium alkyl sulphates - oils and fats, Sodium alkyl sulphates - Oils and F...

Sodium alkyl sulphates - Oils and Fats These types of detergents are sodium salts of sulphuric acid esters of long chain aliphatic alcohols consisting of generally 10 to 15 car

Mark-houwink model, The table below gives intrinsic viscosity values determ...

The table below gives intrinsic viscosity values determined by viscometry and weight- average molar mass values determined under the same conditions by static light scattering.

Question, Hybridisation of sulfury chloride

Hybridisation of sulfury chloride

Acids, what are similarities and differences among the Arrhenius, Bronsted-...

what are similarities and differences among the Arrhenius, Bronsted-Lowry, and Lewis acid-base theories?

Periodic table, how periodic table is helpful in chemistry give two example...

how periodic table is helpful in chemistry give two example

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