1.) A makeup mirror is designed so that it gives a magnification by a +3 when he
ID: 2098514 • Letter: 1
Question
1.) A makeup mirror is designed so that it gives a magnification by a +3 when held 30
cm in front of the face. Answer these questions in any order, circle the answer, and
make sure the justification for that answer is plainly stated.
a) Where does the image appear to be? (give the distance and which side of the
mirror the image appears on relative to the observer)
b) What kind of mirror is it, convex or concave?
c) What is its focal length?
d) Is the image real or virtual?
e) Is the image upright or inverted?
f) What is the radius of curvature of the mirror?
Explanation / Answer
a) infront of the mirror at 90 cm .
b) concave ......
c) -45 cm ...
d) virtual
e) invert .
f) 90 cm
Related Questions
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.