The component used for tuning a radio is basically a variable –

Related MCQs

• When a vibrating tuning fork is placed on a table, a loud sound is heard. This is due to –
• The 'Choke' used with a tube light is basically –
• Magnifying Glass is basically a –
• The layer of atmosphere used for radio- wave transmission is –
• Radio waves, microwaves, infra-red spectrum, ultraviolet rays, X-rays and gamma rays are classified as ______.
• The atmospheric layer reflecting radio waves is called –
• Which layer of the earth’s atmosphere reflects back the radio waves to the earth’s surface?
• What is the full form of 'AM' regarding radio broadcasting?
• Radio activity is due to –
• In radio-communication, the signals emitted by transmitting antenna are reflected on –