Which of the following is the fastest communication channel?
A). Microwave
B). Optical fiber
C). Radio wave
D). All are operating at nearly the same propagation speed
Microwave
A microwave is the fastest communication channel whereas optical fiber is a way of transferring data not a way of communication.
1. Angle of friction and angle of repose are
2. Mercury is commonly used as a thermometric fluid rather than water because
3. The work done by the string of a simple pendulum during one complete oscillation is equal to
4. The temperature at which water boils depends mainly on
7. What is the SI unit of heat energy?
8. Which circuit is used to store one bit of data ?
9. Who gave the Theory of Relativity?
10. The laws which govern the motion of planets are called ________