NEW
Font size
WorksheetsLIGHT
Total questions: 10
Worksheet time: 5mins
Question 1. When light falls on a smooth polished surface, most of it
(a) is reflected in the same direction
(b) is reflected in different directions
(c) is scattered
(d) is refracted into the second medium
a
b
c
d
Question 2. Image formed by reflection from a plane mirror is
(a) real and inverted
(b) virtual and erect
(c) real and erect
(d) virtual and inverted
a
b
c
d
If an incident ray passes through the focus, the reflected ray will
(a) pass through the pole
(b) be parallel to the principal axis
(c) retrace its path
(d) pass through the centre of curvature
a
b
c
d
4. Focal length of plane mirror is
a. At infinity
b. Zero
c. Negative
d. None of these
a
b
c
d
An object is kept at a distance more than twice the focal length (F) from a concave mirror. Where will be the position of the image formed ?
a.At infinity
b.between C and F
c.At C
d.At F
6.The radius of curvature of a mirror is 20cm.What is
the focal length of the mirror?
a.10 cm
b.30 cm
c.5 cm
d.20 cm
7.A concave mirror gives real, inverted and same size image .At what position should the object be placed?
a.At infinity
b.At C
c.At F
d.Between F and P
8.What are the values of (i) Angle of incidence and (ii) Angle of reflection for normal incidence on a plane surface?
a.90 degree
b.45 degree
c.1 degree
d.zero degree
9.Name the type of mirror used in following situation
- Headlights of the car
a.concave mirror
b.convex mirror
c.concave lens
d.convex lens
10.A student was asked to obtain real image of a tree on
the screen with the help of suitable mirror. He can do by taking a :
(a) concave mirror
(b) plane mirror
(c) convex mirror
(d) both either concave or by convex mirror
a
b
c
d
