March 2013 HSC Exam Answer Key ( PLUS TWO )

ஐடியா கல்வி மையம் , ஈரோடு 
வழங்கும் 

அரசுப் பொதுத்தேர்வு மார்ச் 2013 

வினா - விடைக்குறிப்பு

Click Here . . . .

User Information
IP:
Country:
City:
Region:
latitude:
Longitude:
Time Zone:

Test Yourself -Electromagnetism

 

Name:

Password:

 

Question 1

What is a Photon?

Quantum Particle
Wave
Electron
All of the above

 

Question 2

What is the Line of Force?

A force field
A electronic wave
Lines of force within a field around a Proton
A positively charged field around a Proton

Question 3 -study the diagram above then answer the question.

What does a Wavelength Frequency represent?

How often a wave cycle occurs in a unit of time
The amount of electrons in a wave
The measurement from one wave crest to another
The speed of light multiplied by a wavelength

 

Question 4

What is the longest wavelength on the electromagnetic spectrum?

Radio wave
Gamma ray
Infared
Sunlight

 

Question 5

What is the shortest wavelength?

Sunlight
Microwave
Radioactive wave
Gamma Ray