The value of critical angle for glass is_______________?

Related Mcqs:

The power of a concave lens is_______________?

A. real B. virtual C. positive D. negative...

If an object is placed away from 2f of a converging lens then the image will be_______________?

A. real and erect B. virtual and erect C. real and inverted D. virtual...

Image of an object 5 mm high is only 1 cm high. Magnification produced by lens is__________________?

A. 0.5 B. 0.2 C. 1 D. 2...

A point where the incident parallel rays of light converge or appear to diverge after passing through a lens is called______________?

A. center of curvature B. focus C. optical center D. aperture...

A convex lens acts as a diverging lens if the_________________?

A. object is beyond C B. if the object is with in C C. if the object is within f D. both B and C...