1.

Assertion: Microwave communication is preferred power optical communication. Reason: Microwaves provide large number of channels and bandwidth compared to optical signals.

Answer»

If both the assertion and reason are TRUE and reason is a true explantion of the assertion.
If both the assertion and reason are true but thereason is not true the correct explantion of the assertion.
If the assertion is true but reason false
If both the assertion and reason are false.

Solution :Microwave communication is preferred over optical communication because microwaves provide large number of channels and wider BANDWIDTH compared to optical signals as information CARRYING CAPACITY is directely proportional to bandwidth. So, wider the bandwidth, greater the information carrying capacity.


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