MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Refractive Index

A lens will b...

Question

A lens will be invisible in vacuum when the refractive index of the lens is

A

negative

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

B

one

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

C

more than one

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

D

less than one

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

Open in App

Solution

The correct option is B
one

A lens will be invisible in vacuum when the refractive index of the lens is one (same as vacuum).

Suggest Corrections

thumbs-up

1

Similar questions

Q. A completely transparent material will be invisible in vacuum when the refractive index

μ

of material is:

Q. If the lens is slivered at one side what will be the new focal length (Given refractive index of lens

= n

and focal length

= f

Q. Focal length of a convex lens of refractive index 1.5 is 2cm. Focal length of lens when immersed in a liquid of refractive index 1.25 will be

Q. Focal length of a conves lens of refractive index 1.5 in 2 cm. Focal length of lens when immeraced in a liquid of refractive index of 1.25 will be

Q. Air has refractive index

1.0003

. Find the thickness of air column which will contain one more wavelength of yellow light of

6000

A^{0}

than in same thickness of vacuum.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Refraction Through a Glass Slab and Refractive Index

PHYSICS

Watch in App

explore_more_icon

Explore more

Refractive Index

Standard X Physics

Join BYJU'S Learning Program

CrossIcon