Magnification produced by a lens m is given by v/u
16) Magnification produced by a lens m is given by
Answer is:
v/u
Explanation:
Related Optics MCQ with Answers
Answer is:
1/f
Explanation:
The power P of a lens is given by the approximate formula 1/f
Answer is:
230 V 50 Hz
Explanation:
Domestic power supply in India is 230 V 50 Hz
19) If several thin lenses of focal length?f1,f2,f3, ? are in contact, the effective focal length is
Answer is:
1/f=1/f1 + 1/f2 + 1/f3 +?
Explanation:
harmonic mean of all focal length
Answer is:
becomes parallel to its base.
Explanation:
At the minimum deviation?D, the refracted ray inside the prism becomes parallel to its base.