A camera lens having a 50-mm focal length is set to f/4.0. What is the minimum spacing of two objects located 12 m from the lens if the objects are just barely resolved in the image using light of wavelength 500 nm?
A) 4.9 × 10-5 m B) 0.024 mm C) 0.59 mm D) 4.72 mm E) 1.66 mm
C
Physics & Space Science
You might also like to view...
Only Jupiter and Saturn have rings
a. True b. False Indicate whether the statement is true or false
Physics & Space Science
A rock is thrown vertically into the air. At the top of its path the net force on it is
A) less than mg. B) mg. C) more than mg.
Physics & Space Science
Excessive force must be intentional.
Indicate whether the statement is true or false
Physics & Space Science
A 1.50 kg hollow steel ball is submerged in water. It weighs in water 10.75 N. The volume of the cavity inside the ball is (density of steel is 
A. 0.000139 
B. 0.000213
C. 0.000348
D. 0.000401
E. 0.000476
Physics & Space Science