Image Location by Spherical Formula of Mirror Multiple Choice Questions (MCQ) PDF Download

MCQ 1: Find the focal length of the mirror that forms an image 6.2 cm behind the mirror of an object placed at 26 cm in front of the mirror?

1. −6.58 cm
2. −8.41 cm
3. −7.8 cm
4. −9.6 cm

MCQ 2: A convex mirror is used to reflect light from an object placed 30 cm in front of the mirror. If the focal length of the mirror is 20 cm then the location of the image should be

1. −27 cm
2. −37 cm
3. −29 cm
4. −47 cm

MCQ 3: The relationship between object distance (p), image distance (q) from the mirror and focal length (f) of the mirror is known as

1. glass formula
2. mirror formula
3. speed formula
4. energy formula

MCQ 4: An object is placed 5 cm in front of a concave mirror having a focal length 15 cm. The location of the image should be

1. 9 cm
2. 7.5 cm
3. 8.6 cm
4. 8 cm

MCQ 5: If ‘p’ is object distance ‘q’ is image distance from the mirror and ‘f’ is the focal length of the mirror then 1/f is equal to

1. 1/p - 1/q
2. 1/q - 1/p
3. 1/p + 1/q
4. 1/p × 1/q