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DC Machine Construction Quiz

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Questions and Answers

What are the two basic parts of a DC machine?

Armature and commutator

Brushes and terminals

Field winding and yoke

Stator and rotor (correct)

What is the outer frame of a DC machine called?

Field winding

Commutator

Yoke (correct)

Armature

Can a DC generator be used as a DC motor without any constructional changes?

No, never

Yes, only with minor modifications

Depends on the size of the machine

Yes, theoretically (correct)

What term can be used to broadly describe both a DC generator and a DC motor?

DC machine Signup and view all the answers

How many poles does the simple 4-pole DC machine shown in the figure have?

4 Signup and view all the answers

What are the two basic parts of a DC machine?

Stator and rotor Signup and view all the answers

What is the outer frame of a DC machine called?

Yoke Signup and view all the answers

What material is the yoke of a DC machine typically made of?

Cast iron or steel Signup and view all the answers

Can a DC generator be used as a DC motor without any constructional changes?

Yes, it can Signup and view all the answers

What term can be broadly used to refer to both a DC generator and a DC motor?

DC machine Signup and view all the answers

What was the first electromagnetic generator invented by Michael Faraday?

Faraday disk Signup and view all the answers

Which of the following is not a potential source of mechanical energy for generators?

Solar panels Signup and view all the answers

What do photovoltaic and fuel cell powered generators use to generate electrical output?

Solar power and hydrogen-based fuels Signup and view all the answers

In what year was the Faraday disk, the first electromagnetic generator, invented?

1831 Signup and view all the answers

What is the reverse conversion of electrical energy into mechanical energy done by?

Electric motor Signup and view all the answers

DC Machine Construction Quiz

Choose a study mode

Podcast

Questions and Answers

What are the two basic parts of a DC machine?

What is the outer frame of a DC machine called?

Can a DC generator be used as a DC motor without any constructional changes?

What term can be used to broadly describe both a DC generator and a DC motor?

How many poles does the simple 4-pole DC machine shown in the figure have?

What are the two basic parts of a DC machine?

What is the outer frame of a DC machine called?

What material is the yoke of a DC machine typically made of?

Can a DC generator be used as a DC motor without any constructional changes?

What term can be broadly used to refer to both a DC generator and a DC motor?

What was the first electromagnetic generator invented by Michael Faraday?

Which of the following is not a potential source of mechanical energy for generators?

What do photovoltaic and fuel cell powered generators use to generate electrical output?

In what year was the Faraday disk, the first electromagnetic generator, invented?

What is the reverse conversion of electrical energy into mechanical energy done by?

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