Multiple Choice
A simple magnifier of refractive power 15.0 D is used to observe a beetle on a student's desk.If the image of the beetle is formed at her nearpoint of 25 cm,how far is the beetle from the magnifier?
A) 50 cm
B) 6.3 cm
C) 4.2 cm
D) 17 cm
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q18: Two converging lenses, the first with focal
Q40: Two converging lenses, the first with focal
Q59: A compound microscope gives a magnification
Q61: A lens of focal length 1500
Q62: A camera with changeable lenses produces an
Q63: A simple magnifier of refractive power 15.0
Q64: What causes spherical aberration?<br>A) the lens surface
Q66: For maximum angular magnification of a compound
Q67: An astronomical telescope operates at 100 power
Q68: Two lenses,the first with focal length 10.0