Light

Q: Phenomenon of interference and diffraction support the :

(a) :  Quantum nature of light
(b) :  Transverse nature of light
(c) :  Wave nature of light
(d) :  Complex nature of light
(e) :  None of the Above
Answer:  Wave nature of light
Explanation:  

Q: In Bragg's equation, d represents:

(a) :  Grating element
(b) :  Slit separation
(c) :  Interplaner spacing
(d) :  None of thse
(e) :  None of the Above
Answer:  Interplaner spacing
Explanation:  

Q: Wavelenght of light can be found by means of Michelson Interferometer using the formula:

(a) :  λ=2m/L
(b) :  λ=L/2m
(c) :  λ=m/2L
(d) :  λ=2L/m
(e) :  None of the Above
Answer:  λ=2L/m
Explanation:  

Q: A grating has 5000 lines per centimeter.Then grating element will be given as:

(a) :  2 x 10-6 m
(b) :  2 x 10-8 m
(c) :  2 x 10-10 m
(d) :  2 x 10-4m
(e) :  None of the Above
Answer:  2 x 10-6 m
Explanation:  

Register now to view all Question's

Sign in OR Sign Up


Back to top