Mirror formula based MCQ

Below Mirror formula based quiz are Multiple Choice Questions (MCQs) type Quiz. These Mirror formula based MCQ Questions helps you to refresh your Mirror formula based, you can see the correct option by clicking on it. .
  • 1. A student is 2.50m away from a convex lens while her image is 1.80m from the lens, what is the focal length?

    • 1.05m 
    • 2.50m
    • 1.39m
    • 0.72m
  • 2. If a man’s face is 25 cm in front of concave shaving mirror producing erect image 1.5 times the size of face, focal length of the mirror would be:

    • 75 cm
    • 25 cm
    • 15 cm
    • 60 cm