Quiz-summary
0 of 5 questions completed
Questions:
- 1
- 2
- 3
- 4
- 5
Information
After you attempt the test, click “Quiz-summary” at the end.
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading...
You must sign in or sign up to start the quiz.
You have to finish following quiz, to start this quiz:
Results
0 of 5 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 points, (0)
Categories
- Not categorized 0%
- 1
- 2
- 3
- 4
- 5
- Answered
- Review
-
Question 1 of 5
1. Question
4 pointsElectromagnetic radiation used to sterilize milk is [Karnataka CET 2016]
Correct
Incorrect
-
Question 2 of 5
2. Question
4 pointsA plane electromagnetic wave of frequency 20 MHz travels through a space along x direction. If the electric field vector at a certain point in space is 6 V m–1, what is the magnetic field vector at that point? [Karnataka CET 2014]
Correct
Incorrect
-
Question 3 of 5
3. Question
4 pointsIn electromagnetic spectrum, the frequencies of γ-rays, X-rays and ultraviolet rays are denoted by n1, n2 and n3 respectively then [MH CET 2014]
Correct
Incorrect
-
Question 4 of 5
4. Question
4 pointsThe electrical conductivity of a semiconductor increases when electromagnetic radiation of wavelength shorter than 2480 nm is incident on it. The band gap in (eV) for the semiconductor is [AIEEE 2005]
Correct
Incorrect
-
Question 5 of 5
5. Question
4 pointsAn electromagnetic wave of frequency v = 3.0 MHz passes from vacuum into a dielectric medium with permittivity ε = 4.0. Then: [AIEEE 2004]
Correct
Incorrect