Author Question: A lens of focal length 20 cm has an object of height 3.0 cm placed 100 cm in front of it. The image ... (Read 70 times)

TVarnum · **on:** Jul 29, 2018

A lens of focal length 20 cm has an object of height 3.0 cm placed 100 cm in front of it. The image distance in this case is

A)

33 cm.
B)

20 cm.
C)

25 cm.
D)

17 cm.
E)

-25 cm.

Question 2

Estimated uncertainty is meant to take into account precision but not accuracy.

Indicate whether the statement is true or false