Enhance your knowledge of DC Machines with a comprehensive collection of multiple-choice questions (MCQs) sourced from previous year papers of various exams, including UPSC IAS and more. Elevate your exam preparation and deepen your understanding of DC Machines through this curated MCQ page.
Brief:
Welcome to our MCQ page dedicated to DC Machines! Here, you will discover a vast repository of MCQs meticulously sourced from previous year papers of esteemed exams across diverse sectors, including the renowned UPSC IAS and more. Whether you are an engineering student, a professional, or an aspiring electrical engineer, this resource is designed to help you strengthen your understanding of DC Machines and their applications.
Our extensive collection of MCQs covers a wide range of topics, including DC generator principles, DC motor operation, armature winding, field winding, commutation, speed control, and more. Each question is thoughtfully crafted to test your knowledge of essential concepts and principles related to DC Machines. By attempting these MCQs, you can assess your proficiency and gain valuable insights into the intricacies of DC Machines.
Preparing for exams can be a daunting task, but our MCQs provide a structured approach to studying DC Machines. Challenge yourself, measure your progress, and identify areas where you need further improvement. Engage in focused practice sessions and reinforce your understanding of DC Machines’ working principles.
By leveraging our curated MCQs, you can stay updated with the latest developments in DC Machines, enhance your exam preparedness, and develop a strong foundation in this important discipline. Gain the expertise required to analyze and design DC Machines effectively, and unlock new opportunities in the field of electrical engineering
DC Machines – Electrical Engineering GK MCQ – Previous Year Questions
Question:
which of the following DC motors, phone removal of load, will run at the maximum speed?
A
B
C
D
Question:
which of the following DC motors will have least percentage increase of input current, for the same percentage increase in torque
A
B
C
D
Question:
the DC motor that draws almost same power at different loads is
A
B
C
D
Question:
the DC motor most suitable for applications requiring high starting torque is
A
B
C
D
Question:
accumulative compound DC motor runs at 1500 RPM on full load if its series field is short circuited its speed
A
B
C
D
Question:
when ADC communicative compound wound motor is loaded
A
B
C
D
Question:
this is and motors are used for driving
A
B
C
D
Question:
if the speed of a DC motor increases with load torque, then it is a
A
B
C
D
Question:
it is advisable to start a DC series motor with some load to
A
B
C
D
Question:
in case of DC series motor it is possible to have a no load speed if a resistance is connected across its
A
B
C
D
Question:
a DC series motor must not be started on no load because it would
A
B
C
D
Question:
when electric train is moving towards a hill, the DC motor will operate as a DC
A
B
C
D
Question:
when the torque of DC series motor is tripled, the power approximately increases by
A
B
C
D
Question:
a flywheel is normal fitted to
A
B
C
D
Question:
in comparison to saint and compound motors, a DC series motor devolve high torque at start. it is due to its comparatively
A
B
C
D
Question:
for higher value of armature current the speed of a DC motor is
A
B
C
D
Question:
the mechanical output available at the DC motor shaft is equal to
A
B
C
D
Question:
in a DC motor, the shaft torque is less than armature torque. this is due to
A
B
C
D
Question:
the horsepower obtained from the motor shaft is called the
A
B
C
D
Question:
the DC motor, which can provide zero speed regulation at full load without any controller is
