Physics, asked by vikasgugnani5908, 1 year ago

A convex lens has a focal length of 40 cm. Calculate its power

Answers

Answered by rexmanikar

2

Focal length = +40cm

= +0.4m

Therefore,

Power = 1/f

= 1/0.4

= 10/4 = +2.5D:- ANS

Previous Question

Next Question

Similar questions

Math, 7 months ago

Find a quadratic polynomial whose sum and product of zeroes are –3 and 4.

History, 7 months ago

Satara district bhautik sadhane marathi...

Math, 7 months ago

GUYS how i solve this number puzzle please help me please solve this and send pictures in your answer ...

Physics, 1 year ago

A converging lens and a spherical mirror are placed with their principal axis coinciding. Their seperation equals 40cm...

Chemistry, 1 year ago

A compound x has molecular formula c2 h6 o is saturated hydrocarbon...

Biology, 1 year ago

Remedial measures in global warming...

Biology, 1 year ago

Appreciate the structure of leaves...

Biology, 1 year ago

Describe the stucture of semniferous tubles...