Multiple Choice
The objective of a certain lens system is a double-convex lens of 10.2 cm focal length; the eyepiece is a lens of 15.2 cm focal length and is placed 25.4 cm behind the objective.When an object is 30.5 cm in front of the objective,how far is the image from the eyepiece?
A) 44.2 cm
B) 30.5 cm
C) 5.08 cm
D) 22.1 cm
E) 61.0 cm
Correct Answer:
Verified
Correct Answer:
Verified
Q37: When an object is closer to a
Q38: Your farsighted girlfriend requires lenses with a
Q39: You construct a microscope with an objective
Q40: The focal length of a converging lens
Q41: When an object is closer to a
Q43: A double-convex lens is made of glass
Q44: An object is located 3 cm
Q45: A typical farsighted person requires<br>A)glasses with converging
Q46: An object 2 cm high is placed
Q47: How far must a man's face be