MyQuestionIcon

1

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

Simple Microscope Angular Magnification

The focal len...

Question

The focal lengths of the objective and the eyepiece of the telescope are 225 cm and 5 cm respectively. The magnifying power of the telescope will be

A

49

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

B

54

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

C

35

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

D

60

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

E

65

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

Open in App

Solution

The correct option is A 54
Magnifying power of the telescope $= - \frac{f_{o}}{f_{e}} \times (1 + \frac{f_{e}}{D})$ $= - \frac{225}{5} \times (1 + \frac{5}{25})$ $= 54$

Suggest Corrections

thumbs-up

0

Similar questions

Q. The focal lengths of the objective and eye lens of telescope are respectively

200 c m

5 c m

. The maximum magnifying power of the telescope will be.

Q. The objective of a telescope has focal length 120 m and diameter 5 cm. The focal length of the eyepiece is 2 cm. The magnifying power of the telescope for distant object is

Q. Focal length of the objective and eyelenses of a telescope are 200 cm and 5 cm. The maximum magnifying power of the telescope is

Q. A small telescope has an objective lens of focal length 144cm andan eyepiece of focal length 6.0cm. What is the magnifying power ofthe telescope? What is the separation between the objective and the eyepiece?

Q. The focal lengths of an objective lens and eyepiece are

192 c m

8 c m

respectively in a small telescope. Calculate its magnifying power and the separation between the two lenses.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Simple Microscope

PHYSICS

Watch in App

explore_more_icon

Explore more

Simple Microscope Angular Magnification

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon