Which of the following optical device(s) use(s) a lens
to form a real image of an object?
(1) Magnifying glass
(2) Pinhole camera
(3) Slide projector
A(3) only
B(1) and (2) only
C(1) and (3) only
D(2) and (3) only
Which of the following optical device(s) use(s) a lens
to form a real image of an object?
(1) Magnifying glass
(2) Pinhole camera
(3) Slide projector
A(3) only
B(1) and (2) only
C(1) and (3) only
D(2) and (3) only