What is the function of a protection device in an electrotechnical circuit?

T LEVEL ELECTROTECHNICAL SYSTEMS

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Professional Development
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Brendan Cocks
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52 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
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Answer explanation
The function of a protection device in an electrotechnical circuit is to safeguard the circuit from overloads, short circuits, and faults, ensuring safe operation and preventing damage to components.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component in an electrotechnical circuit is responsible for controlling the flow of electricity?
Conductor (wire)
Protection device (fuse)
Control device (switch)
Power source (battery)
Answer explanation
The control device (switch) is responsible for controlling the flow of electricity by opening or closing the circuit, allowing or stopping the current. Other components serve different functions but do not control the flow directly.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the power source in an electrotechnical circuit?
To protect the circuit
To provide illumination
To supply electrical energy
To control the circuit
Answer explanation
The power source in an electrotechnical circuit is essential as it supplies electrical energy, enabling the circuit to function. Without it, the circuit would not operate, making this the correct choice.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the component called that provides AC or DC in an electrical circuit?
Circuit protection
Load
Source of supply
Circuit control
Answer explanation
The component that provides AC or DC in an electrical circuit is called the 'source of supply'. It is essential for delivering the necessary electrical energy to the circuit.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a fuse or circuit breaker in an electrical circuit?
To provide AC or DC
To act as a load
To control the circuit
To provide circuit protection
Answer explanation
The purpose of a fuse or circuit breaker is to provide circuit protection by interrupting the flow of electricity in case of overload or short circuit, preventing damage to the circuit and connected devices.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term for a device that needs current to operate in an electrical circuit?
Circuit control
Load
Source of supply
Circuit protection
Answer explanation
The term 'Load' refers to any device in an electrical circuit that requires current to function. It contrasts with other options like 'Source of supply' which provides current, but does not consume it.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of a switch in an electrical circuit?
To provide circuit protection
To act as a load
To control the circuit
To supply AC or DC
Answer explanation
The function of a switch in an electrical circuit is to control the circuit by opening or closing it, allowing or stopping the flow of electricity. This makes 'To control the circuit' the correct choice.
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