Ray Optics-Magnification (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 7 - 8 of 8

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Question number: 7

» Ray Optics » Magnification

MCQ▾

Question

A 0.2 cm high object is placed 15 cm from a concave mirror of focal length 5 cm. Find position and size of the image.

Choices

Choice (4) Response

a.

7.5 cm, 0.1 cm.

b.

7.5 cm, 0.4. cm.

c.

7.5 cm, 0.4 cm.

d.

10.0 cm, 0.5 cm.

Question number: 8

» Ray Optics » Magnification

MCQ▾

Question

A 0.5 cm high object is placed at 30 cm from a convex mirror whose focal length is 20 cm. Find the position and size of the image.

Choices

Choice (4) Response

a.

6 cm, 0.5 cm

b.

12 cm, 0.2 cm

c.

5 cm, 0.1 cm

d.

18 cm, 0.2 cm

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