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Questions and Answers
What happens to the motor speed when the mechanical load is increased?
What happens to the motor speed when the mechanical load is increased?
- Motor speed increases
- Motor speed starts to decrease (correct)
- Motor speed becomes erratic
- Motor speed remains constant
What happens to the Back EMF when the mechanical load is increased?
What happens to the Back EMF when the mechanical load is increased?
- Back EMF becomes erratic
- Back EMF decreases (proportional to speed) (correct)
- Back EMF remains constant
- Back EMF increases
What happens to the current absorbed from the supply when the mechanical load is increased?
What happens to the current absorbed from the supply when the mechanical load is increased?
- Current increases (correct)
- Current decreases
- Current remains constant
- Current becomes erratic
What happens to the force and torque when the current absorbed from the supply increases?
What happens to the force and torque when the current absorbed from the supply increases?
What are the characteristics of a Shunt DC Motor?
What are the characteristics of a Shunt DC Motor?
What happens to the motor speed when the mechanical load is increased?
What happens to the motor speed when the mechanical load is increased?
What happens to the Back EMF when the mechanical load is increased?
What happens to the Back EMF when the mechanical load is increased?
What effect does increasing the mechanical load have on the current absorbed from the supply?
What effect does increasing the mechanical load have on the current absorbed from the supply?
What happens to the force and torque when the current absorbed from the supply increases?
What happens to the force and torque when the current absorbed from the supply increases?
What is the relationship between motor speed and Back EMF when the mechanical load is increased?
What is the relationship between motor speed and Back EMF when the mechanical load is increased?
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