# Physics 1st Year Chapter 10 MCQs Online

Physics 1st Year Chapter 10 MCQs are up-to-date and are beneficial for both entry tests and board examinations. Students must prepare these again and again to have the best possible result.

## Physics 1st Year Chapter 10 MCQs

FSc 1st Year Physics Chapter 10 MCQs Notes are a helping material for all kinds of papers.

## Physics 1st Year Chapter 10 Optical Instruments

The least distance of distinct vision for a normal eye is:
A point where the incident parallel rays of light converge or appear to diverge after passing through a lens is called:
A lens which converges a beam of parallel rays to a point is called:
A real object placed inside the focus of a convex lens gives:
The power of the lens is measured in:
If a single convex lens is placed close to the eye, it can be used as a:
The magnifying power of a simple microscope is:
The magnifying power of a compound microscope is given by:
For normal adjustment, the length of astronomical telescope is:
The magnifying power of an astronomical telescope is:
For the phenomenon of total internal reflection, the angle of incidence should be:
Refractive index is given by:
The value of critical angle for glass-air boundary is:
In Michelson’s experiment, the equation used to find the speed of light is:
The instrument which is used to measure speed of light was developed by:
In going form a denser to rarer medium an array of light is:
At some angle of incidence, when angle of refraction becomes 90°, this angle is called:
In multimode step index fiber the refractive index of core and cladding is:
Dispersion effect may produce error in light signals. This type of error is minimum in:
Light signals pass through multimode graded fiber due to:
Critical angle is that incident angle in denser medium for which angle of refraction is:
The electrical signals change into light signals for transmission through optical fiber. A light pulse represents:
The optical fiber in which the central core has higher refractive index and its density gradually decreases towards its periphery is called:
Which of the phenomenon of light is used in propagation of light through optical fibers?
Physics 1st Year Chapter 10 Optical Instruments
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