Subject :NSO Class : Class 7
Observe the 3-D shapes and relative sizes of the two objects as shown. What will the shadow look like when the ring and object Z are placed between the light source and the screen as illustrated ?
(a) 
(b) 
(c) 
(d) 
who can do
Ans 1:
Class : Class 7
D
Ans 2:
Class : Class 7
D IS YOUR ANSWER
Ans 3:
Class : Class 7
Ans is D