Grile 3 Modul 1 Electromec Constantinescu FMC&FMM 4&5.pdf

Generate an image of an electric motor in action, showcasing different components such as the rotor and stator, with a nautical background that represents marine mechanisms.

Electric Motor Quiz

Test your knowledge on electric motors and their various mechanisms in this engaging quiz! Whether you are a student, a teacher, or someone interested in electromecanical systems, this quiz covers the fundamentals and advanced concepts of asynchronous motors.

Get ready to challenge yourself with key topics, including:

Types of electric motors
Slip and operational regimes
Coupling methods

10 Questions2 MinutesCreated by ElectroMechanic101

1) Majoritatea motoarelor electrice de actionare a mecanismelor navale sunt de tipul:

A ) cu rotorul in scurtcircuit cu colivie normala;

B ) cu rotorul bobinat;

C ) cu bare inalte;

D ) cu colivii multiple.

2) Alunecarea masinii asincrone se defineste ca:

3) In regim de generator asincron,alunecarea masinii este;

A) s>_0

B) s<0

C) 0< s <_1

D) s > 0

4) In regim de motor ,alunecarea masinii asincrone este:

A) s<0

B) s>1

C) s>0

d) 0<s<_1

5) In regim de frana electromagnetica ,alunecarea masinii asincrone este:

A) s>0

b) 0<s<_1

C) s>1

D) s<0

6) .T.e.m. Indusa intr-o faza a infasurarii statorice a masinii asincrone este:

8) Alunecarea critica a unui motor asincron este:

9) Cuplul critic (maxim)al unui motor asincron este:

10) Modificarea in trepte a turatiei unui motor asincron,la o incarcare data se face prin:

A)modificarea tensiunii de alimentare cu ajutorul unui autotransformator;

B) prin introducerea unor rezistente de reglare in circuitul rotoric;

C) prin schimbarea numarului de poli ai infasurarii statorice;

D) prin modificarea frecventei tensiunii de alimentare.

11) Majoritatea motoarelor asincrone de actionare a mecanismelor navale se pornesc prin metoda:

A ) stea-triunghi;

B ) cu autotransformator de pornire;

C ) cu reostat de pornire;

D ) cuplare directa.

Grile 3 Modul 1 Electromec Constantinescu FMC&FMM 4&5.pdf

Electric Motor Quiz

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