CameraIcon

SearchIcon

MyQuestionIcon

31

You visited us 31 times! Enjoying our articles? Unlock Full Access!

Power of a Lens

If a lens is ...

Question

If a lens is cut perpendicular to principal axis into two pieces and only a part is used, the intensity of the image formed by it will

A

Remains same

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

Becomes half

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

Becomes double

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

Infinite

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A Remains same
Since the light transmitting area is the same, hence no effect on the intensity.

Suggest Corrections

thumbs-up

3

Similar questions

Q. If a lens is cut into two pieces perpendicular to the principal axis and only one part is used, the intensity of the image

Q. A symmetric double convex lens is cut into two equal parts along a plane perpendicular to the principal axis. If the power of the original lens is 4D, the power of the two pieces is :

A symmetrical biconvex lens of focal length ‘f’ is cut into four identical pieces along its principal axis and perpendicular to the principal axis. The focal length of one of the four pieces is

Q. A biconvex lens has a focal length

f

. It is cut into two parts along a line perpendicular to principal axis. The focal length of each part will be

Q. How will the following be affected on cutting the lens into two halves along the principle axis?
(a) focal length
(b) intensity of image formed by half lens

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Power of Lenses

PHYSICS

Watch in App

explore_more_icon

Explore more

Power of a Lens

Standard X Physics

Join BYJU'S Learning Program

CrossIcon