A lens has a power +2.0
d.The type and focal length of this lens is
kissgirl:
lens is convex...
Answers
Answered by
0
for +2.0 the lend used is convex lens with least distant vision
Answered by
0
Power, P = +2.0 D
Focal Length, f = ?
We know,
Power = 1 / Focal Length (in metres)
=> P = 1 / f ( in metres)
=> f = 1 / P
=> f = 1 / 2
=> f = +0.5 m
Since the focal length is positive, the lens is Convex.
Focal Length, f = ?
We know,
Power = 1 / Focal Length (in metres)
=> P = 1 / f ( in metres)
=> f = 1 / P
=> f = 1 / 2
=> f = +0.5 m
Since the focal length is positive, the lens is Convex.
Similar questions
English,
7 months ago
Math,
7 months ago
Psychology,
1 year ago
Computer Science,
1 year ago
Math,
1 year ago
Math,
1 year ago