Science Quiz (Light) for CTET Exam 2016_00.1
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Science Quiz (Light) for CTET Exam 2016

Science Quiz (Light) for CTET Exam 2016_40.1


1. The laws of reflection of light are valid for-
A. plane mirrors only
B. concave mirrors only
C. concave mirrors only
D. all reflecting surfaces

2. The image formed by a convex lens may be-
A. virtual and diminished
B. virtual and magnified
C. virtual and of the same size
D. none of these

3. The image formed by a concave mirror-
A. is always real
B. is always virtual
C. can be both real and virtual
D. none of these

4. The image formed by a convex mirror is always-
A. real and magnified
B. real and diminished
C. virtual and diminished
D. virtual and magnified
5. The mirror which has a wide field of view must be-
A. concave 
B. convex
C. plane
D. none of these

6. An object is placed at a distance of 30 cm from a concave mirror a focal length 15 cm. The image will be-
A. real and of same size
B. real and magnified
C. real and diminished
D. virtual and magnified

7. The power of lens is -1.5 D. Its focal length is-
A. -1.5 cm
B. -5 D
C. 66.6 cm
D. -66.6 cm

8. The power of a lens is measured in-
A. cm
B. cm square
C. diopter
D. m

9. If an object is moved towards a convex lens, the size of its image-
A. decreases
B. increases
C. First increase then decrease
D. none of these

10. A real, inverted and enlarged image is formed by a convex lens when the object is placed-
A. at F
B. at 2F
C. beyond 2F
D. between F and 2F
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