Ray Optics And Optical Instruments QUESTIONS AND ANSWERS

IIT JEE : Ray Optics And Optical Instruments QUESTIONS AND ANSWERS :: part2 : 11 to 15

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

11.At an instant a watch shows time 3: 25. When seen through a mirror, time appeared will be:

8: 35

9: 35

7: 35

8: 25

12.When a plane mirror is rotated through an angle ? then the reflected ray turns through the angle 2?, then the size of image:

is doubled

is halved

remains the same

becomes infinity

13.What is the angle of reflection, if the ray of light is incident normally on a plane mirror?

0 degree

90 degree

will not be reflected

None of these

14.A car is moving towards a plane mirror at a speed of 30 m/s. Then, the relative speed of its image with respect to the car will be:

30 m/s

60 m/s

15 m/s

45 m/s

15.The image formed by an objective of a compound microscope is:

virtual and diminished

real and diminished

real and enlarged

virtual and enlarged

More Ray Optics And Optical Instruments QUESTIONS AND ANSWERS available in next pages

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