General Physics Questions And Answers


Q1. 
On what basis is the classification of electromagnetic waves done?

Ans.
Electromagnetic spectrum


Q2. 
Which among the following has a frequency range of 500 kHz to 1000 MHz?

Ans.
Radio Waves


Q3. 
What is the full form of UHF?

Ans.
Ultra-high frequency


Q4. 
Microwaves are produced by klystrons.

Ans.
True


Q5. 
Which among the following is an application of microwaves?

Ans.
Ovens


Q6. 
Identify the factor on which the angle of deviation of the prism does not depend.

Ans.
The angle of reflection


Q7. 
Which of the following causes dispersion?

Ans.
Refraction


Q8. 
What happens to the frequency and the wavelength when light passes from a rarer to a denser medium?

Ans.
Wavelength changes but the frequency remain unchanged


Q9. 
What is the relative refractive index of water with respect to glass?

Ans.
Less than unity


Q10. 
The refraction in a water tank makes apparent depth the same throughout.

Ans.
False