MyQuestionIcon

1

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

Spherical Mirror Common Terms & Rays

In the design...

Question

In the design of telescope, concave parabolic mirror is placed hyperbolic mirror at _

A

ahead, focal point

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

B

behind, focal point

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

C

ahead, at a distance of

a e

from other focal point

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

D

behind, at a distance of

a e

from other focal point

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

Open in App

Solution

The correct option is B behind, focal point
A concave parabolic reflector will reflect all incoming light rays parallel to its axis of symmetry to a single point the focus.
So, the concave parabolic mirror is placed behind the hyperbolic mirror at focal point.

Suggest Corrections

thumbs-up

0

Similar questions

Q. In the design of telescope, concave parabolic mirror is placed ________ hyperbolic mirror.

Q. A concave mirror of focal length

10 c m

and convex mirror of focal length

15 c m

are placed facing each other

40 c m

apart. A point object is placed between the mirrors on their common axis and

15 c m

from the concave mirror. One of the images is produced by the reflection first at concave mirror and then at convex mirror. The distance of this image from convex mirror is

Q. Two concave mirrors are placed

40 cm

apart and are facing each other. A point object lies between them at a distance of

12 cm

from the mirror of focal length

10 cm

. The other mirror has focal length

15 cm

. Find the location of final image formed after two reflections, first at the mirror nearer to the object and

2^{n d}

at the other mirror.

Q. An object is placed at a distance of

30 c m

from a concave mirror and its real image is formed at a distance of

30 c m

from the mirror. The focal length of the mirror is :

Q. In a concave mirror an object is placed at a distance x from the focus, and the image is formed at a distance y from the focus. The focal length of the mirror is

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Playing with Refractive Index

PHYSICS

Watch in App

explore_more_icon

Explore more

Spherical Mirror Common Terms & Rays

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon