Electromagnetic waves emitted from antenna are________________?

Related Mcqs:

The direction of propagation of an electromagnetic waves is________________?

A. Perpendicular to electric field B. Perpendicular to both electric and magnetic field C. Perpendicular to magnetic field D. Parallel to electric and magnetic field...

Electromagnetic waves transport___________________?

A. Energy B. Momentum C. Mass D. Heat...

To find the r.m.s value of an alternating current mathematically we need to have ________________?

A. Mean value of I2 B. Square root of mean value of I2 C. Square root of I2 D. Square of 1/2...

A 10Ω electric heater is connected to a 220V 50Hz mains supply. What is the peak value of the potential difference across the heater element ?

A. 220V B. 220/ 2V C. 110V D. 220 √2V...

A choke is used as a resistance in_________________?

A. DC circuit B. AC circuits C. Both AC and DC circuit D. Full wave rectifier circuit...