1.

Ashish shone a torch at a ball. The shadow of the ball is projected onto a screen as shown.What could Ashish do to get a smaller shadow of the ball on the screen?  1. Move the ball closer to the screen.                           2. Move the torch further away from the ball.                3. Move the screen further away from the ball. 

A. 1 only                         
B. 3 only                         
C. 1 and 2 only  
D. 2 and 3 only
Answer» D. 2 and 3 only


Discussion

No Comment Found

Related MCQs