Per-Phase Equivalent Circuit of Induction Machine

Per-Phase Equivalent Circuit of Induction Machine

University

5 Qs

quiz-placeholder

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Per-Phase Equivalent Circuit of Induction Machine

Per-Phase Equivalent Circuit of Induction Machine

Assessment

Quiz

Engineering

University

Easy

Created by

NORHAFEZAIDI SAMAN

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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Given that a 3-phase induction machine (415V, 50Hz, 4 poles) is running at 1485 rpm. Determine the slip of the induction machine at this operating condition.

0.99

1

0.001

0.01

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What types of tests are required to acquire the equivalent parameters of the per-phase equivalent circuit for an induction machine?

DC Winding Resistance & Open Circuit Test

Insulation Resistance Test & Short Circuit Test

No-load Test & Block Rotor Test

Open Circuit Test & Short Circuit Test

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the slip of an induction machine just before the rotor starts to rotate?

2

1

0.5

0

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the slip of an induction machine if no mechanical load is engaged to the shaft of the rotor?

2

1

0.5

0

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which parameter is excluded from those associated with the per-phase equivalent circuit of an induction machine?

Stator winding resistance

Synchronous reactance

Magnetizing Inductance

Rotor winding resistance