The device which converts sound energy into electrical energy is called (1) Amplifier (2) Speaker (3) Microphone (4) Transmitter

1 Answer

Answer :

Microphone

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Description : The device which converts sound energy into electrical enemy is called – (1) Amplifier (2) Speaker (3) Microphone (4) Transmitter

Last Answer : (3) Microphone Explanation: A microphone converts sound energy to electrical energy this energy level is used as an output using same energy level, amplified or it could be used to record those ... coil within a strong magnetic field. The induced current duplicates the frequency of the sound wave.

Description : Microphone converts sound energy into ------? A. Microwaves B. Electrical signals (Answer) C. Optical Signals D. Heat energy

Last Answer : B. Electrical signals (Answer)

Description : Conversion of sound energy into electrical energy is done by – (1) Solar cell (2) Gramophone (3) Microphone (4) Loudspeaker

Last Answer : (3) Microphone Explanation: Conversion of sound energy into electrical energy is done by microphone.

Description : Conversion of sound energy into electrical energy is done by (1) Solar cell (2) Gramophone (3) Microphone (4) Loudspeaker

Last Answer : Microphone

Description : A device that converts high frequency current into electromagnetic wave. A. Antenna B. Loudspeaker C. Microphone D. Transducer

Last Answer : A. Antenna

Description : A dynamo is a device which – (1) creates mechanical energy (2) creates electrical energy (3) converts mechanical energy into electrical energy (4) converts electrical energy into mechanical energy

Last Answer : (3) converts mechanical energy into electrical energy Explanation: A dynamo is an electrical generator that produces direct current with the use of a commutator. Dynamos were the first electrical ... based, including the electric motor, the alternating-current alternator, and the rotary converter.

Description : Which of the following in the correct device that converts thermal energy into electrical energy? (1) constant volume gas thermometer (2) liquid-in-glass thermometer (3) thermopile (4) none of these

Last Answer : (3) thermopile Explanation: A thermopile is an electronic device that converts thermal energy into electrical energy.

Description : A dynamo is a device which (1) creates mechanical energy (2) creates electrical energy (3) converts mechanical energy into electrical energy (4) converts electrical energy into mechanical energy

Last Answer :  converts mechanical energy into electrical energy

Description : A dynamo converts ______. (1) Mechanical energy into sound energy (2) Mechanical energy into electrical energy (3) Electrical energy into mechanical energy (4) None of these

Last Answer : (2) Mechanical energy into electrical energy Explanation The dynamo, by attaching it in between the two tires, converts the mechanical energy (which of course, is produced by paddling) into electrical energy, and by connecting the wires going out of the dynamo to light, it glows without any flaw.

Description : The device which converts AC to DC is (1) Oscillator (2) Amplifier (3) Rectifier (4) None of these

Last Answer : (3) Rectifier Explanation: A rectifier is an electrical device that converts alternating current (AC). which periodically reverses direction, to direct current (DC), which flows in only one ... serving as components of DC power supplies and high-voltage direct current power transmission systems.

Description : The device which converts AC to DC is (1) Oscillator (2) Amplifier (3) Rectifier (4) None of these

Last Answer : Rectifier

Description : Speaker is a device that __________. A. convert current variations into sound waves B. none of these C. convert electrical energy to mechanical energy D. convert sound waves into current and voltage

Last Answer : A. convert current variations into sound waves

Description : What converts microphone sound ?

Last Answer : Microphone converts sound into electrical signal.

Description : Microphone is a device which transforms the – (1) sound signal into current signal (2) current signal into sound signal (3) sound signal into light signal (4) light signal into sound signal

Last Answer : (1) sound signal into current signal Explanation: Microphone is a device which transforms the sound signal Into current signal.

Description : Microphone is a device which transforms the (1) sound signal into current signal (2) current signal into sound signal (3) sound signal into light signal (4) light signal into sound signal

Last Answer : sound signal into current signal

Description : Which part of a fiber optic transmitter converts the processed electrical signal to an optical signal?

Last Answer : The optical source.

Description : In microphone, transformation of energy takes place from (a) Sound into electrical energy (b) Electrical into sound energy (c) Sound into mechanical energy (d) Mechanical into sound energy

Last Answer : Ans:(b)

Description : For sound recording, what is necessary? a) Speaker b) Microphone c) Talker d) Mouse e) Telephone

Last Answer : b) Microphone

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Last Answer : D. battery (Answer)

Description : Energy conversions taking place in a microphone are (a) sound to mechanical to electrical (b) electrical to mechanical to sound (c) sound to mechanical (d) mechanical to sound

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Description : What is the name of the device that converts mechanical energy into electrical energy ?

Last Answer : Generator is a device that converts mechanical energy into electrical energy.

Description : A dynamo is a device which – (1) creates mechanical energy (2) creates electrical energy (3) converts mechanical energy into electrical energy (4) converts electrical energy into mechanical energy

Last Answer : (3) converts mechanical energy into electrical energy Explanation: A dynamo is an electrical generator that produces direct current with the use of a commutator. Dynamos were the first electrical ... based, including the electric motor, the alternating-current alternator, and the rotary converter.

Description : Which device converts light energy into electrical energy?

Last Answer : Photovoltaic  cell  which are dides  .

Description : What is a device that converts kinetic energy to electrical?

Last Answer : What is the answer ?

Description : A transformer – (1) converts DC to AC (2) is used to decrease or increase AC voltage (3) converts AC voltage to D.C. voltage (4) converts electrical energy into mechanical energy

Last Answer : (2) is used to decrease or increase AC voltage Explanation: Transformers have made longdistance transmission of electric power a practical reality, as AC voltage can be "stepped up" and ... the loads), voltage levels are reduced by transformers for safer operation and less expensive equipment.

Description : The electric motor converts - (1) Electrical energy into mechanical energy (2) Mechanical energy into electrical energy (3) Electrical energy into light energy (4) None of these

Last Answer : (1) Electrical energy into mechanical energy Explanation: A generator converts mechanical energy into electrical energy, while a motor does the opposite - it converts electrical energy into mechanical energy.

Description : The Dynamo converts – (1) Electrical Energy into Mechanical Energy (2) Mechanical Energy into Magnetic Energy (3) None of these (4) Mechanical Energy into Electrical Energy

Last Answer : (4) Mechanical Energy into Electrical Energy Explanation: Dynamo is a device for converting mechanical energy into electrical energy, especially one that produces direct current. It uses electromagnetic ... mechanical rotation into a pulsing direct electric current through the use of a commutator.

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Description : A steam engine converts the heat energy of steam into _____. (1) Electrical energy (2) Chemical energy (3) Mechanical energy (4) Thermal energy

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Description : A transformer (1) converts DC to AC (2) is used to decrease or increase AC voltage (3) converts AC voltage to D.C. voltage (4) converts electrical energy into mechanical energy

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Description : A step transmitter is a modification of what electrical device?

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Description : which device converts sound to electricity ?

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Description : Hello, I own a Lenovo A6000 phone. Sometimes the microphone and speaker don't work during a call, sometimes it goes again. I tried to clean and restore the phone's factory data, but nothing helped. Does anyone have experience? Thanks in advance.

Last Answer : Best to visit the service

Description : Wireless non Bluetooth microphone to Bluetooth speaker?

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