Science, asked by Bhaweshsingh4697, 11 months ago

A lens has power 4 D. Find the focal length that lens.

Answers

Answered by tamanna199

1

Answer:

25cm

Explanation:

power=1/focal length

=100/4=25cm

Answered by sukhmanderbrar

1

Explanation:

power= 1 focal lenth = 25 cm

Previous Question

Next Question

Similar questions

Math, 5 months ago

simplify the following Expression i) (5+√5)(5-√5) ii) (√3+√7) ²...

History, 5 months ago

explain a short note on protest movement were done in industrial revolution...

Science, 5 months ago

give two examples which show that plans depend on animals...

Science, 11 months ago

The refractive index of glass with respect to air is and refractive index of water with respect to air is . What will be the refractive index of water with respect to glass?

Science, 11 months ago

Discuss the case when a convex lens forms a virtual and enlarged image.

Math, 1 year ago

Concentric circle of radius and y 31 where x is greater than y find the chord of the larger circle which touches the smaller circle...

Physics, 1 year ago

Compresdibiluty factor of a vander waals gas in low pressure regiin...

Business Studies, 1 year ago

explain the significance of elasticity of demand. In what way it is useful to a businessman?