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“Nowadays, Induction motors are widely used replacing the DC motors which are used in ancient days”. Why?
- a)Using DC motors increases the initial cost of the system
- b)Using induction motor, variable constant speed can be obtained efficiently
- c)Both
- d)None
Correct answer is option 'C'. Can you explain this answer?
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Verified Answer
“Nowadays, Induction motors are widely used replacing the DC motors w...
Using DC motors, rectifiers should be used along which will increase the cost and complexity of the system. Induction machine can be handled effectively and efficiently by the user as per the requirement.
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Hence, the correct option is (C)
Most Upvoted Answer
“Nowadays, Induction motors are widely used replacing the DC motors w...
DC motors have been used in the past for various applications, but nowadays induction motors have become more popular and are widely used. There are several reasons for this shift in preference:
Cost Efficiency:
- Using DC motors increases the initial cost of the system. DC motors require additional components such as brushes and a commutator, which increase the overall cost of the motor.
- On the other hand, induction motors do not require these additional components, making them more cost-effective.
Efficiency and Performance:
- Induction motors offer higher efficiency compared to DC motors. They can convert electrical energy into mechanical energy more effectively, resulting in less energy loss.
- Induction motors also provide better performance in terms of speed control. With DC motors, obtaining variable constant speed can be challenging and less efficient. In contrast, induction motors can achieve variable constant speed more efficiently.
Maintenance and Durability:
- DC motors are prone to wear and tear due to the presence of brushes and commutators. These components require regular maintenance and replacement, increasing the overall maintenance cost of the system.
- Induction motors, on the other hand, do not have brushes and commutators, making them more durable and requiring less maintenance.
Applications:
- Induction motors are suitable for a wide range of applications, including industrial machinery, household appliances, and automotive systems.
- Their versatility and efficiency make them a preferred choice in various industries.
Environmental Impact:
- Induction motors are considered more environmentally friendly compared to DC motors. They have a higher energy efficiency rating, which means they consume less electricity and reduce overall energy consumption.
In conclusion, the shift from DC motors to induction motors is driven by factors such as cost efficiency, performance, maintenance requirements, versatility, and environmental impact. Induction motors offer advantages in terms of cost, efficiency, speed control, durability, and environmental sustainability, making them a preferred choice in modern applications.
Cost Efficiency:
- Using DC motors increases the initial cost of the system. DC motors require additional components such as brushes and a commutator, which increase the overall cost of the motor.
- On the other hand, induction motors do not require these additional components, making them more cost-effective.
Efficiency and Performance:
- Induction motors offer higher efficiency compared to DC motors. They can convert electrical energy into mechanical energy more effectively, resulting in less energy loss.
- Induction motors also provide better performance in terms of speed control. With DC motors, obtaining variable constant speed can be challenging and less efficient. In contrast, induction motors can achieve variable constant speed more efficiently.
Maintenance and Durability:
- DC motors are prone to wear and tear due to the presence of brushes and commutators. These components require regular maintenance and replacement, increasing the overall maintenance cost of the system.
- Induction motors, on the other hand, do not have brushes and commutators, making them more durable and requiring less maintenance.
Applications:
- Induction motors are suitable for a wide range of applications, including industrial machinery, household appliances, and automotive systems.
- Their versatility and efficiency make them a preferred choice in various industries.
Environmental Impact:
- Induction motors are considered more environmentally friendly compared to DC motors. They have a higher energy efficiency rating, which means they consume less electricity and reduce overall energy consumption.
In conclusion, the shift from DC motors to induction motors is driven by factors such as cost efficiency, performance, maintenance requirements, versatility, and environmental impact. Induction motors offer advantages in terms of cost, efficiency, speed control, durability, and environmental sustainability, making them a preferred choice in modern applications.
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“Nowadays, Induction motors are widely used replacing the DC motors which are used in ancient days”. Why?a)Using DC motors increases the initial cost of the systemb)Using induction motor, variable constant speed can be obtained efficientlyc)Bothd)NoneCorrect answer is option 'C'. Can you explain this answer?
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“Nowadays, Induction motors are widely used replacing the DC motors which are used in ancient days”. Why?a)Using DC motors increases the initial cost of the systemb)Using induction motor, variable constant speed can be obtained efficientlyc)Bothd)NoneCorrect answer is option 'C'. Can you explain this answer? for SSC 2024 is part of SSC preparation. The Question and answers have been prepared according to the SSC exam syllabus. Information about “Nowadays, Induction motors are widely used replacing the DC motors which are used in ancient days”. Why?a)Using DC motors increases the initial cost of the systemb)Using induction motor, variable constant speed can be obtained efficientlyc)Bothd)NoneCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for SSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for “Nowadays, Induction motors are widely used replacing the DC motors which are used in ancient days”. Why?a)Using DC motors increases the initial cost of the systemb)Using induction motor, variable constant speed can be obtained efficientlyc)Bothd)NoneCorrect answer is option 'C'. Can you explain this answer?.
“Nowadays, Induction motors are widely used replacing the DC motors which are used in ancient days”. Why?a)Using DC motors increases the initial cost of the systemb)Using induction motor, variable constant speed can be obtained efficientlyc)Bothd)NoneCorrect answer is option 'C'. Can you explain this answer? for SSC 2024 is part of SSC preparation. The Question and answers have been prepared according to the SSC exam syllabus. Information about “Nowadays, Induction motors are widely used replacing the DC motors which are used in ancient days”. Why?a)Using DC motors increases the initial cost of the systemb)Using induction motor, variable constant speed can be obtained efficientlyc)Bothd)NoneCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for SSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for “Nowadays, Induction motors are widely used replacing the DC motors which are used in ancient days”. Why?a)Using DC motors increases the initial cost of the systemb)Using induction motor, variable constant speed can be obtained efficientlyc)Bothd)NoneCorrect answer is option 'C'. Can you explain this answer?.
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