Science, asked by gauravjatan241292, 4 months ago

b) If a ray makes an angle of 20° with the mirror, then its angle of incidence is
c) Reflection by a plane, polished surface is

Answers

Answered by them15

2

Answer:

Q-1 that will be 90-20=70°

Explanation:

normal minus the angle made by the mirror

Q-2 ans- REGULAR REFLECTION

Previous Question

Next Question

Similar questions

Science, 2 months ago

specify five ways each by which a housekeeper helps in maintaining the bedroom, corridor, lobby and toilet of a hotel.

Math, 2 months ago

1th/5 of a rod was painted black.2rd/3 part of the total rod was coloured white.The part of the rod left without colours was...

Math, 2 months ago

(i) चक्रीय समलंब चौकोन हा समद्विभुज समलंब चौकोन असतो, हे सिद्ध करा.

Physics, 4 months ago

(c) Explain how Archimedes' principle is used to determine the specific gravity of a body.

Environmental Sciences, 4 months ago

The following are the advantages of using the square method EXCEPT. A.Irrigation and channels and path can be made straight. B.Operations like plowing, harrowing, cultivation, spraying and harvesting become easy C. better supervision of the orchard is possible as one gets the view of an orchard from one end to the other. D.Comparatively less number of trees are accommodated in a given area.

Math, 10 months ago

The quotient of a number and two is increased by seven. The result is eleven. What is the number?

Sociology, 10 months ago

anyone help me in my personal life !!! cant say here speak in comments...

Biology, 10 months ago

what is bryphta and the characterictis and general life cycle of bryopha...