Lucas-TVS Engineering Student Interview Questions and Answers

What is current

Q1. What is voltage and emf
Ans. 
Voltage is the potential difference between two points in a circuit, while emf is the electromotive force that drives current in a circuit.
• Voltage is measured in volts (V)

• Emf is the energy per unit charge supplied by a source, measured in volts (V)

• Voltage is the difference in electric potential between two points in a circuit

• Emf is the voltage generated by a source such as a battery or generator

• Voltage is necessary for
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