6. The focal length of a lens is the distance between
_______of the lens.
7. Which of the following is incorrect?
(a) A concave mirror can give a magnified virtual image
(b) A concave mirror can give a magnified real image
(C) The virtual image given by a concave mirror is inverted
(d)The real image given by a concave mirror is inverted.
8. A ray passing through the optical centre undergoes _____.
9. Convex lens focus a real, point sized image at focus, the object is placed
(a) At focus
(b) Between F and 2F
(c) At infinity
(d) At 2F.
10. If the image of an object formed by a convex lens is virtual, then...
[a] the object is between F and 2F [b] the object is at 2F
[c] the image is diminished
[d] the image is enlarged
Answers
Answered by
0
Answer:
focal lenth means the distance between mirror to focus...
Explanation:
plzzz mark as braintist
Answered by
3
Answer:
6) The focal length of a lens is the distance between focus and the optical centre
of the lens.
8) A ray passing through the optical centre undergoes undeviated through the lens.
9) Convex lens focus a real, point sized image at focus, the object is placed at infinity
10. If the image of an object formed by a convex lens is virtual, then the image is enlarged
Similar questions