Ceat Tyres Interview Questions, Process, and Tips for Experienced

Power factor is a measure of how efficiently electrical power is being used. It can be improved by using power factor correction techniques. ACB and VCB are types of circuit breakers used in electrical systems.

• Power factor is the ratio of real power to apparent power in an electrical system.

• A power factor of 1 indicates that all the power is being used efficiently, while a power factor less than 1 indicates inefficienc...read more

A DOL starter is a direct online motor starter that is used to start and stop motors without any speed control.

• DOL starter consists of a contactor, overload relay, start and stop push buttons, and power circuit

• The contactor connects the motor to the power supply when the start button is pressed

• The overload relay protects the motor from overloading and overheating

• The stop button breaks the circuit and stops the motor

• Exa...read more

The most commonly used wiring in home or domestic wiring is PVC insulated copper wires.

• PVC insulated copper wires are used for lighting and power circuits.

• Flat PVC insulated cables are used for submersible pumps.

• Armoured cables are used for outdoor wiring.

• Flexible cords are used for appliances and equipment.

• Wires with different colors are used for easy identification of circuits.

Proximity sensors work by detecting the presence of nearby objects without physical contact.

• Proximity sensors use various technologies such as infrared, ultrasonic, capacitive, and magnetic fields to detect objects.

• They emit a signal and measure the time it takes for the signal to bounce back, which determines the distance between the sensor and the object.

• Proximity sensors are used in many applications such as smartph...read more

Call connect process involves signaling, routing, and transmission of voice data between two phones.

• The caller dials the recipient's phone number

• The phone sends a signal to the nearest cell tower or base station

• The signal is routed through the network to the recipient's phone

• The recipient's phone rings and the call is connected

• Voice data is transmitted between the phones

• The call ends when either party hangs up