Nido Machineries PDI Incharge Interview Questions, Process, and Tips

DC motors work by using direct current to create a magnetic field that interacts with the motor's coils to produce rotational motion.

• DC motors use direct current to create a magnetic field within the motor.

• The magnetic field interacts with the motor's coils, causing them to rotate and produce motion.

• The direction of rotation can be controlled by reversing the polarity of the current.

• DC motors are commonly used in appli

The starting current of a driver motor is typically higher than the rated current due to the initial surge of power needed to start the motor.

• Starting current is usually 5-7 times higher than the rated current of the motor.

• This high starting current is needed to overcome the inertia of the motor and bring it up to speed.

• Once the motor is running, the current will decrease to the rated value.

• Using soft starters or varia...read more

A motor works by converting electrical energy into mechanical energy to produce motion.

• Motors have coils of wire that create a magnetic field when electricity passes through them.

• The magnetic field interacts with permanent magnets to create a force that rotates the motor's shaft.

• Different types of motors include DC motors, AC motors, and stepper motors.

• Examples of motors include electric fans, washing machines, and ele

Starting current of a motor refers to the current drawn by the motor when it is initially started.

• Starting current is typically higher than the rated current of the motor.

• It is important to consider the starting current when sizing protective devices like fuses and circuit breakers.

• Soft starters and variable frequency drives can be used to reduce the starting current of a motor.

• Example: A motor with a rated current of ...read more