WorksheetsReview Unit 4 Part 1
Total questions: 47
Worksheet time: 12hrs 45mins
Refer to figure . What part of the generating system that converts the fuel combustion process into heat energy?
Boiler
Turbine
Generator
Condenser
Refer to figure . What part of the generating system that cools gas vapour (steam) into its liquid form (water)?
Boiler
Turbine
Generator
Condenser
Refer to figure . What part of the generating system that converts the heat energy (from the steam) to mechanical energy?
Boiler
Turbine
Generator
Condenser
Refer to figure . What part of the generating system that converts the mechanical energy from the turbine into electrical energy?
Boiler
Turbine
Generator
Condenser
Refer to figure (Electrical Generating Station). What is the Function of the part (A)?
Cools gas vapour (steam) into its liquid form (water)
Converts the heat energy (from the steam) to mechanical energy
Converts the fuel combustion process into heat energy
Converts the mechanical energy from the turbine into electrical energy
Refer to figure (Electrical Generating Station). What is the Function of the part (B)?
Cools gas vapour (steam) into its liquid form (water)
Converts the heat energy (from the steam) to mechanical energy
Converts the fuel combustion process into heat energy
Converts the mechanical energy from the turbine into electrical energy
Refer to figure (Electrical Generating Station). What is the Function of the part (C)?
Cools gas vapour (steam) into its liquid form (water)
Converts the heat energy (from the steam) to mechanical energy
Converts the fuel combustion process into heat energy
Converts the mechanical energy from the turbine into electrical energy
Refer to figure (Electrical Generating Station). What is the Function of the part (D)?
Cools gas vapour (steam) into its liquid form (water)
Converts the heat energy (from the steam) to mechanical energy
Converts the fuel combustion process into heat energy
Converts the mechanical energy from the turbine into electrical energy
Refer figure . What is the major part of a high voltage transmission system that increase the voltage and reduce the current used smaller conductor?
Transmission lines
Step-up Transformer
Substation
Generator
Refer to figure . What is the major part of a high voltage transmission system that used to transmit the voltage from the generating station over long distance?
Transmission lines
Step-up Transformer
Substation
Generator
Refer to figure . What is major part of a high voltage transmission system that used to deliver operating voltage to the plant?
Transmission lines
Step-up Transformer
Substation
Generator
Refer to figure . What is major part of a high voltage transmission system that used to support the transmission lines conductors?
Transmission lines
Step-up Transformer
Substation
Transmission tower.
Refer to figure (Transmission system). What is the Function of the part (A)?
Deliver operating voltage to the plant
Support the transmission lines conductors
Transmit the voltage from the generating station over long distance
Increase the voltage and reduce the current
Refer to figure (Transmission system). What is the Function of the part (B)?
Deliver operating voltage to the plant
Support the transmission lines conductors
Transmit the voltage from the generating station over long distance
Increase the voltage and reduce the current
Refer to figure (Transmission system). What is the Function of the part (C)?
Deliver operating voltage to the plant
Support the transmission lines conductors
Transmit the voltage from the generating station over long distance
Increase the voltage and reduce the current
Refer to figure (Transmission system). What is the Function of the part (D)?
Deliver operating voltage to the plant
Support the transmission lines conductors
Transmit the voltage from the generating station over long distance
Increase the voltage and reduce the current
Refer to figure (Electrical Distribution system). What is the Function of the part (A)?
Provides power to motor and motor control
Distribution of power to branch circuits
Supply the power to all plants lighting and equipment
Step up the voltage
Refer to figure (Electrical Distribution system). What is the Function of the part (B)?
Provides power to motor and motor control
Distribution of power to branch circuits
Supply the power to all plants lighting and equipment
Step up the voltage.
Refer to figure (Electrical Distribution system). What is the Function of the part (C)?
Provides power to motor and motor control
Distribution of power to branch circuits
Supply the power to all plants lighting and equipment
Distribution Step down transformer.
Refer to figure (Electrical Distribution system). What is the Function of the part (D)?
Provides power to motor and motor control
Distribution of power to branch circuits
Supply the power to all plants lighting and equipment
Receives power from power company's distribution step down transformer
Refer to figure . What is major part of an Electrical Distribution system. The first part of the system and fed the power from emergence generating power?
Substation switchgear.
Motor control circuit.
Power Panel boards.
Substation
Refer to figure . What is major part of a Electrical Distribution system that Distribution of power to branch circuits?
Substation switchgear.
Motor control circuit.
Power Panel boards.
Safety switch.
Refer to figure . What is major part of a Electrical Distribution system that Provides power to motor and motor control?
Substation switchgear.
Motor control circuit.
Power Panel boards.
Safety switch.
What is defined a two conductors separated by a non-conductor and can store an electric charge?
Resistor
Inductor
Capacitance
Transistor
What is the Capacitance?
opposition to current flow in a Capacitor
opposition to current flow in a inductor
The ability of capacitor can store an electric charge.
The circuit that opposes any change in the current flowing in it
What are the most important marking on a capacitor?
Current value
discharge rating
Polarity
connection type
What are the most important marking on a capacitor?
Storage rating
Current value
discharge rating
connection type
What are the most important marking on a capacitor?
Voltage rating
Current value
discharge rating
connection type
What is called the opposition to current flow in a Capacitor?
Inductance reactance.
Resistance
Capacitor.
Capacitive reactance
What is called the opposition to AC current flow?
Inductance reactance.
Resistance
Reactance.
Capacitive reactance
Refer to the figure shown. What is the capacitance of this circuit?
255 µF
0.797 µF
1.324 µF
1.426 µF
Refer to the figure shown. What is the capacitance of this circuit?
0.797 µF
255 µF
1.324 µF
1.426 µF
Refer to figure 5. What is the capacitance between points (A-C)?
9 µF
4 µF
2 µF
2.5 µF
Refer to figure 5. What is the capacitance between points (B-C)?
9 µF
4 µF
6 µF
2.5 µF
Refer to figure . What is the capacitance between points (B-D)?
9 µF
4 µF
6 µF
2.5 µF
Refer to figure . What is the capacitance between points (A-D)?
9 µF
4 µF
2 µF
2.5 µF
If the circuit has an applied frequency of 60Hz and a total capacitance of 66µF, what is the Xc of the circuit?
40 Ω
45 Ω
50 Ω
60 Ω
What is defined The electrical property of a circuit that opposes any change in the current flowing in it
Inductance
Inductor
Induction
Self-inductance
What is the Inductance?
opposition to current flow in a Capacitor
opposition to current flow in a inductor
The ability of capacitor can store an electric charge.
The circuit that opposes any change in the current flowing in it
What is the process by which a voltage is induced by a changing magnetic field cutting across a coil of a conductor?
Inductance
Inductor
Induction
Self-inductance
What is an inductor?
A number of wire wound
A number of wire wound around a core
A number of wire wound around an insulator
A number of coil connected in series.
What is an inductors opposition to current flow?
Self-reactance
Inductance
Self-inductance
Inductive reactance
Refer the figure below .What is the total circuit inductance?
110 mH
101 mH
11.01H
11.01mH
What is the inductive reactance (XL) of a circuit with an applied frequency of 60 Hz, and an inductance of 160 m H? π= 3.1416
37.68 Ω
37.68 m H
60.29 Ω
37680 Ω
Refer the figure below .What is the total circuit inductance?
101 mH
111 mH
0.4 mH
11 mH
Refer the figure below .What is the total circuit inductance?
0.5 mH
7 mH
0.4 mH
0.75 mH
Refer to figure .What is the total circuit inductance between (AC)?
222 mH
200mH
322 mH
150 mH
