Everyday Science · Physics in Everyday Life · page 18 of 44
Light & Optics MCQs with Answers
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Practice these MCQs in the appLight & Optics (incl. Lenses) MCQs (171–180)
10 MCQs with answers and a short one-liner. Hide answers to test yourself.
Past paper MCQs in this chapter · See all past papers
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- 171.
A mirror which has a reflecting surface that curves inwards like the front side of the spoon is called ?
- 172.
A plane mirror forms an image that is ?
- 173.
A hypermetropic person having near point at a distance of 0.75 m puts on spectacles of power 2.5 D. The near point now is at ?
- 174.
The property of bending of light around obstacles is called _?
- 175.
What type of mirror is used as a rear view mirror in cars?
- 176.
What is the reason behind the glitter of diamond?
- 177.
The type of electromagnetic wave used in security scanners at night is ?
- 178.
In a telescope, the magnification is 5 and the distance between the objective and eyepiece is 24 cm. What are the focal lengths of the objective and eyepiece lenses?
- 179.
Past Paper MCQ
How many lenses does a pinhole camera use?
- 180.
Production of x-rays can be regarded as the inverse of _?