E-PolyLearning

Discussion Forum

Que. 620nm to 800nm is wavelength for
a. red color
b. yellow color
c. blue color
d. black color
Correct Answer:red color
Confused About the Answer? Ask fellow aspirants for Details Here
Already Know Explanation? Add it Here to help others.

More Questions Like this:

X Rays produced in experiment are emitted in
Rutherford performed his experiment in
X107 is for
When electron changes its orbit from outer to inner energy is
Enthalpy change after formation of 1 mole of gaseous atoms from its element is called enthalpy change of
Physical and chemical properties of elements are affected by
Specific radioactive isotopes are used for
1 Kg of electrons have charge equals
To produce X rays anode is made up of
For heavier gases in positive rays production e\m ratio is
Mass of proton in amu is
Velocity of oil droplet is dependent upon its
What is true about metal atoms?
Electrons should be filled in energy sub shells in order of increasing energy values, is principle of
When electron jumps from inner orbit to outer orbit energy is
Charge on oil droplet is actually charge on
The beam of electrons can be produced with the help of
Every substance in our world is made up of
The region outside nucleus where electrons (e⁻) revolve is called
Vacuum permittivity is represented by

View All Questions on: Atomic Structure

Management and Accounting

Human Resource Management Marketing and Marketing Management Financial Management and Financial Markets Cost Accounting Business Statistics