Image Formation in Concave Mirrors

Q. The image of an object placed on the principal axis of a concave mirror of focal length 12 cm is formed at a point which is 10 cm more distant from the mirror than the object. The magnification of the image is

1. 1.5
2. 1
3. 2
4. 2.5

Q. A real image of half the size is obtained in a concave spherical mirror with a radius of curvature of 40 cm. The distance of the object and that of its image from the mirror will be respectively

1. 15 cm, 30 cm
2. 30 cm, 15 cm
3. 30 cm, 60 cm
4. 60 cm, 30 cm

Q.

Which of the following mirrors always form a virtual and diminished image irrespective of the object location?

1. concave

2. convex mirror

3. parabolic concave mirror

4. plane mirror

Q. Choose the option which depicts the image formation for the figure given below.

1. A highly enlarged image is formed at infinity.
2. An image of the same size is formed at the infinity.
3. An image with positive magnification is formed at the centre of curvature.
4. An image with negative magnification is formed at the centre of curvature.

Q.

Use the following information to answer the next question.

John was driving his car. In the rear-view mirror, he saw that a vehicle was just behind his car. He was able to read the word on the vehicle.

Which of the following figures is inscribed on the vehicle?

1. 

2. 

3. 

4. 

Q. Identify the correct position of the image of the Sun formed by the concave mirror.

1. 
2. 
3. 
4. 
5. 

Q. Choose the option which depicts the image formation for the figure given below.

1. An image with positive magnification is formed at the centre of curvature.
2. A highly enlarged image is formed at infinity.
3. An image of the same size is formed at the infinity.
4. An image with negative magnification is formed at the centre of curvature.

Q.

Try matching the object positions to the right image positions for a concave mirror.

1. At the focus F
2. Beyond C
3. Between F and C
4. At infinity

Q. A boy runs from infinity to the pole of a concave mirror. Sort the position of image with the earliest at the top.

1. At focus
2. Between C and F
3. At infinity
4. Behind the mirror

Q. A person standing in front of a mirror finds his image larger than himself. This implies that the mirror is ___.

1. concave
2. cylindrical
3. plane
4. convex

Q.

Assume the distance between sun and mirror is infinity and the sun is much above the principal axis. Where will the image of the sun be formed?

1. At F

2. At R

3. In the focal plane but below the principal axis

4. In the focal plane but above the principal axis