I. Air

II. Liquid

III. Solid.

A. I only
B. II only
C. III only
D. I and II only
E. I, II, and III.

Correct Answer:

Option E – I, II, and III.

SEE ALSO  A converging lens and a screen are placed 20 cm and 80 cm respectively from an object in a straight line so that a sharp image of the object is formed on the screen. If the object is 3cm high. Calculate the height of the image formed

Copyright warnings! Do not copy.