A film projector magnifies a film of area 100 square centimeter on screen. If linear magnification is 4 then area of magnified image on screen will be __________
A. 1600 sq.cm
B. 800 sq.cm
C. 400 sq.cm
D. 200 sq.cm
Answer:A
A film projector magnifies a film of area 100 square centimeter on screen. If linear magnification is 4 then area of magnified image on screen will be __________
A. 1600 sq.cm B. 800 sq.cm C. 400 sq.cm D. 200 sq.cm