COMEDK2014PhysicsCommunication System
The TV signals have a bandwidth of 3.7 MHz . The number of TV channels that can be accommodated with a band of 3700 GHz is
Options
- A10⁴
- B10⁵
- C10⁶
- D10⁷
Correct answer
C. 10⁶
Step-by-step solution
Bandwidth of each TV channel =3.7 MHz =3.7 10⁶ ~Hz Total bandwidth available =3700 GHz =3.7 10¹² ~Hz Number of TV channels aligned &= Total bandwidth Bandwidth of one &= 3.7 10¹² 3.7 10⁶ =10⁶ aligned