Govt Exams Mock Test FREE | Online Quiz Competition

Q1. Which motor can conveniently operate on lagging as well as leading power factor ?

squirrel cage induction motor

synchronous motor

wound rotor induction motor

any of the above.

Q2. In a large synchronous alternator, which of the following coils will have emf closer to sine wave form

concentrated winding in full pitch coils

concentrated winding in short pitch coils

distributed winding in full pitch coils

distributed winding in short pitch coils

Q3. For a 6-pole dc machine with wave wound armature, the number of brushes required is

2

4

6

12

Q4. Which of the following alternatives will be cheaper?

Ten motors of 10 HP each

Five motors of 20 HP each

A 100 HP A.C. three phase motor

Four motors of 25 HP each

Q5. The output of a stepper motor is in the form of

angular movements

linear movements

either (A) or (B)

none of the above

Q6. In a shaded-pole single phase motor, the revolving field is produced by the use of

Inductor

Capacitor

Shading coils

Combination of resistors

Q7. The yoke of DC machine carries pole flux.

the

one-half of

two times the

None of the above

Q8. The efficiency of a dc generator is maximum when its variable loss is

equal to double the constant loss

equal to constant loss

equal to half the constant loss

equal to square of the constant

Q9. There is provision of for those DC machines which are subjected to sudden load changes.

copper brushes

interpole windings

compensating winding

equalisers

Q10. Transfer of electric power from primary to secondary in a transformer takes place

electrically

magnetically

electro-magnetically

conductively

Quiz

Year 2024

April
Week # 2 Quiz 3

Q1. Which motor can conveniently operate on lagging as well as leading power factor ?

Q2. In a large synchronous alternator, which of the following coils will have emf closer to sine wave form

Q3. For a 6-pole dc machine with wave wound armature, the number of brushes required is

Q4. Which of the following alternatives will be cheaper?

Q5. The output of a stepper motor is in the form of

Q6. In a shaded-pole single phase motor, the revolving field is produced by the use of

Q7. The yoke of DC machine carries pole flux.

Q8. The efficiency of a dc generator is maximum when its variable loss is

Q9. There is provision of for those DC machines which are subjected to sudden load changes.

Q10. Transfer of electric power from primary to secondary in a transformer takes place

Quiz

Year 2024

July Week # 1 Expire on 31 Jul 2024

July Week # 2 Expire on 07 Aug 2024

July Week # 3 Expire on 14 Aug 2024

July Week # 4 Expire on 21 Aug 2024

April Week # 2 Quiz 3

Q1. Which motor can conveniently operate on lagging as well as leading power factor ?

Q2. In a large synchronous alternator, which of the following coils will have emf closer to sine wave form

Q3. For a 6-pole dc machine with wave wound armature, the number of brushes required is

Q4. Which of the following alternatives will be cheaper?

Q5. The output of a stepper motor is in the form of

Q6. In a shaded-pole single phase motor, the revolving field is produced by the use of

Q7. The yoke of DC machine carries pole flux.

Q8. The efficiency of a dc generator is maximum when its variable loss is

Q9. There is provision of for those DC machines which are subjected to sudden load changes.

Q10. Transfer of electric power from primary to secondary in a transformer takes place

Record & Track Your Performance

April
Week # 2 Quiz 3