MCQOPTIONS
Bookmark
Saved Bookmarks
→
Physics
→
Conservation of energy and momentum in Physics
→
The power of a concave lens is..
1.
The power of a concave lens is
A.
Real
B.
Virtual
C.
Positive
D.
Negative
Answer» E.
Show Answer
Discussion
No Comment Found
Post Comment
Related MCQs
A convex lens of focal length f1 and a concave lens of focal length f2 are placed in contact. The focal length of the combination is
A convex lens gives a virtual image only when the objects lies
A convex lens acts as a diverging lens if the
A convex and concave lens of focal length f are in contact the focal length of the combinations will be
A lens which converges a beam of parallel rays to a point is called
A lens, which is thicker at the center and thinner at the edges is called
A point where the incident parallel rays of light converge or appear to diverge after passing through a lens is called
A spectrometer is used to find
The equation ?min = 1.22 ?/D was devised by
The function of collimeter in spectrometer is
Reply to Comment
×
Name
*
Email
*
Comment
*
Submit Reply