Answer to Question #215867 in Optics for Bishal

Question #215867

Convergence of concave mirror can be decreased by dipping in

a. Water

b. Oil

c. Both water and oil

d. Cannot be decreased

Expert's answer

Answer:-

The fact is that the convergence of a concave mirror is unaffected by any medium , So the correct option is (D).

Learn more about our help with Assignments: Optics

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. A DH GaAs/GaAlAs ILD has a cavity length of 0.5 mm, an effective loss coefficient Γ of 1.2mm-1 , a
2. Light from a LED enters through the pupil of the eye whose diameter is 6.1 mm. If the intensity is 2
3. Photons of wavelength 0.8 µm are incident on a p-n photodiode at a rate of 5 x 1010 s-1 and on ave
4. Several monochromatic lights pass through double slits with a separation of s 50 3m. The screen to s
5. A diffraction grating produces a third-order bright spot for wavelength 550 nm at 50o from the centr
6. A monochromatic light passes through a grating to produce a pattern on a screen at a distance from t
7. Monochromatic light is incident on double slits. Bright and dark fringes are formed on a screen. If