Home 1st Year Physics Notes FSC 1st Year Physics Chapter 10 MCQs Notes PDF

# FSC 1st Year Physics Chapter 10 MCQs Notes PDF

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In this post, I am sharing FSC 1st Year Physics Chapter 10 Solved MCQs Notes PDF for the students of intermediate part 1. This is chapter number 10 from 11th physics textbook and its name is Optical Instruments. Students can download FSC 1st Year Physics Chapter 10 Solved MCQs Notes PDF on their laptop or mobile to read offline. These FSC 1st Year Physics Chapter 10 MCQs Notes PDF are for all the boards working under Punjab Board like Gujranwala Board, Lahore Board, Faisalabad Board, Multan Board, Rawalpindi Board, Sargodha Board, DG Kahn Board, and Sahiwal Board. You can also download the complete FSC 1st Year Physics Notes PDF of all chapters from ilmihub.com.

## FSC Part 1 Physics Chapter 10 Solved MCQs Notes PDF Download

### Which of the phenomena of light is used in the propagation of light through optical fibers:

a) Total internal reflection
b) polarization
c) interference
d) diffraction

### A fixed point inside the lens through which a ray of light does not change its path is called:

a) pole
b) focus
c) center of curvature
d) optical center

### The reciprocal of the focal length of the lens expressed in meter is called:

a) focus of the lens
b) aperture of the lens
c) power of the lens
d) optical center of the lens

### If a single convex lens is placed close to the eye, then it is being used as:

a) Telescope
b) Microscope
c) magnifying glass
d) none of these

### Least distance of distinct vision:

a) increase with an increase in age
b) decrease with an
increase in age
c) neither increase nor decrease
d) becomes infinity after 60 years

### The optical fiber in which the central core has the higher refractive index and its density gradually decreases towards the periphery is called:

a) single-mode index fiber
b) multi-mode index fibers
d) none of these

### The compound microscope forms the final image at:

a) least distance of distinct vision
b) focus of the eyepiece
c) focus on objective
d) infinity

a) jacket
b) plastic
d) rubber

### Which combination can ensure less diffraction and more details to be seen by a compound microscope?

a) A wider objective and red light
b) A wider objective and blue light
c) ‘A wider eyepiece and red light
d) A wider eyepiece and blue light