Related Questions

Direct conversion of chemical energy into electrical energy is done in a
A Magnetohydrodynamic (MHD) generator
B Fuel cell
C Fast breeder reactor
D None of these
Direct conversion of heat into electric power is possible through
A fuel cell
B batteries
C thermionic converter
D all of the above
Direct conversion of thermal energy to electrical energy is facilitated by the
A Fuel cells
B Photo voltaic cell
C Magneto hydrodynamic generator
D None of these
Conversion of sound energy into electrical energy is done by
A Solar cell
B Gramophone
C Microphone
D Loudspeaker
Conversion of chemical energy into electrical energy occurs in
A Atomic bombs
B Dynamo
C A battery
D Electric heaters
Which of the following is an example of the conversion of electrical energy into mechanical energy?
A electric fan
B flashlight
C iron
D television
What table shows the electrical state of a digital circuit's output for every possible combination of electrical states in the inputs?
A Function table
B Truth table
C Routing table
D ASCII table
E None of the above
The component that forms the electrical connection between the rotating coil of wire in a motor and the external source of electrical energy is called the:
A rotor
B armature
C battery
D commutator
E None of the above
The heated parts of an electrical machine dissipate heat into their surroundings by which of the followingmodes of heat dissipation ?
A Conduction
B Convection
C Radiation
D All of the above
When an alternating current passes through an ohmic resistance the electrical power converted into heat is
A Apparent power
B True power
C Reactive power
D None of the above

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