
Basic Science : Electromagnetic Waves QUESTIONS AND ANSWERS :: part1 : 26 to 30
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
26.The velocity of the extraordinary ray and that of the ordinary ray in calcite crystal are |
same in all directions |
different in all directions |
same in only one direction namely along the optic axis |
zero in one direction and more than zero in perpendicular direction |
27.When light is incident on a plane surface at the polarizing angle, the angle between the reflected beam and the refracted beam |
45° |
90° |
57.5° |
32.5° |
28.Light is incident on a surface at a polarizing angle 57°. Then the reflected beam is at |
57° |
33° |
90° |
60° |
29.According to Brewster’s law the tangent of polarizing angle is |
equal to the refractive index of the medium |
directly proportional to the square root of the refractive index of the medium |
inversely proportional to the refractive index of the medium |
directly proportional to the square of the refractive index of the medium |
More Electromagnetic Waves QUESTIONS AND ANSWERS available in next pages
-
Health is the greatest gift, contentment is the greatest wealth -Buddha

- TNTET 2021 - Practice
- SSC CGL 2021 - Practice
- TNPSC Group 2A 2021 - Practice
- IIT JEE
- IIT JEE Q&A
- TNPSC Answer Keys
- TNPSC Group 2 Syllabus
-
TNPSC Q&A
- Online Tests - TNPSC
- Online Tests - GK
- IBPS 2020-2021
- Online Tests - Bank
- Online Tests - RRB NTPC
- Online Tests - UGC NET
- Online Tests - TANCET
- Online Aptitude Test
-
Engineering
-
Programming
-
Basic Science
-
Quiz
- Plus Two Question Papers
- SSLC Question Bank
-
Aptitude Tests
-
Logical Reasoning
-
General Knowledge-Hindi
-
Indian History MCQ
-
Indian Geography MCQ
-
Indian Civics MCQ
-
Indian Economics MCQ
-
CTET Biology MCQ
-
CTET Chemistry MCQ
-
CTET Physics Solved MCQ
-
Arithmetic Tests
- Press Release
- FAQ
- Coaching Centres
- TNPSC Group 1 Syllabus
-
TNPSC Group IV Syllabus
- TRB 2017 in English PDF
- TRB 2017 in Tamil PDF
- TET
- TNTET
