Author Question: If the image distance is positive, the image formed by a mirror is a(n) A) real image. B) ... (Read 129 times)

vHAUNG6011 · **on:** Jul 29, 2018

If the image distance is positive, the image formed by a mirror is a(n)

A)

real image.
B)

virtual image.
C)

imaginary image.
D)

positive image.
E)

negative image.

Question 2

A linear spring has a spring constant of 20 N/m. How far would it have to be stretched to have a potential energy of 0.10 J?

A)

0.10 m

B)

200 m

C)

0.0050 m

D)

20 m

E)

2.0 m