Cathode Ray

Question 1

Cathode ray consists of?

Answer 1

Fast moving electrons

Question 2

Phenomena depicting wave nature of light?

Answer 2

Interference
Diffraction
Dispersion

Question 3

Phenomena depicting particle nature of light?

Answer 3

Photoelectric effect
Compton effect
Raman effect

Question 4

De-Broglie wavelength

Answer 4

h/p h/(2mK)^0.5

h/mv h/(2meV)^0.5

h/(3mkT)^0.5

h[1-(v/c)^2]^0.5/m•v

Question 5

Wavelength associated with electron

Answer 5

12.27/(V)^0.5

in A

Question 6

Wavelength associated with proton

Answer 6

0.286/(V)^0.5

In A

Question 7

Wavelength associated with Deuteron

Answer 7

0.202/(V)^0.5

In A

Question 8

Wavelength associated with alpha particle

Answer 8

0.101/(V)^0.5

In A

Question 9

Number of de-broglie wavelengths emotes in the ‘n’th orbit ?

Answer 9

n