How does the angle of minimum deviation of a glass prism vary, if the incident violet light is replaced by red light? Give reason.

How does the power of a convex lens vary,if the incident violet light is replaced by red light?

How does the focal length of a glass lens change when blue light is replaced by red light. Give reasons.

How does the power of a convex lens vary if the incident red light is replaced by violet light?

How does the angle of minimum deviation of a glass prism of refractive index 1.5 change,if it is immersed in a liquid of refrctive index 1.3?

What changes in the focal length of a concave mirror when the incident violet light on them is replaced by red light?

What changes in the focal length of a convex lens occur,when the incident violet light on them is replaced by red light?

Is the angle of minimum deviation produced by a prism different for different wavelengths/colours?

Violet light is incident on a converging lens of focal length f. State with reasons how focal length of the lens will change, if the violet light is replaced by red light.

Out of blue and red light,which is devated more by a prism?Give reasons.

How does the angle of deviation vary with the angle of incidence in case of a prism ?What is the angle fo minimum deviation?