Optical Instruments Mcqs

This collections of Multiple choice questions and answers focuses on study of Optical Instruments in Physics. These questions are chosen from a collection of most authoritative and best reference books on Physics. Our aim is to prepare an individual for competitive exams like NTS, GAT, ECAT, MDCAT, Teaching jobs Tests and Chemical industry job interviews. One should practice our Mcqs to assimilate knowledge on Optical Instruments in Physics comprehensively.

  1. Home
  2. »
  3. Sciences Mcqs
  4. »
  5. Physics
  6. »
  7. Optical Instruments Mcqs
  8. »
  9. Page 3

32.
The function of collimeter in spectrometer is

To produce parallel beams of light

To filter the light rays

To make them

No function

37.
There is no noticeable boundary between core and cladding

Multi mode step index fibre

Multi mode graded index fibre

Single mode step index fibre

All types of fibre

38.
Two convex lenses of equal focal length f are placed in contact the resultant focal length of the combination is

Zero

Focus

2 f

F/2

40.
Which one type of fibre is more suitable for transmission of signals in which white light is used ?

Mono mode step index fibre

Multi mode step index fibre

Multi mode graded index fibre

Single mode step index fibre

error: You are not allowed to do so.....
0Shares
0
Scroll to Top