In a one-dimensional elastic collision of two identical masses, the masses always exchange velocities.
Indicate whether the statement is true or false
Question 2
An object 4.0 cm in height is placed 8.0 cm in front of a concave spherical mirror with a focal length of 10.0 cm. What is the position of its image in relation to the mirror, and what are the characteristics of the image?
A) 10.0 cm on the same side of mirror, real, 6.0 times bigger
B) 10.0 cm on the other side of mirror, virtual, 10.0 times bigger
C) 40.0 cm on the other side of mirror, real, 6.0 times bigger
D) 40.0 cm on the other side of mirror, virtual, 5.0 times bigger
E) 18.0 cm on the same side of mirror, virtual, 2.25 times bigger