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WorksheetsElectromagnetism
Total questions: 10
Worksheet time: 5mins
Flowing of electrons in a circuit is known as _________
Magnetism
Electricity
Voltage
What is the principle of an electromagnet?
Magnetic field is produced by an electric current
Magnetic field is produced by magnetism
Magnetic field is produced by relactance
Electromagnetism is an interaction between _______ &______
Electricity & Magnetism
voltage & current
magnet & voltage
Who discovered the electromagnetic induction ?
Michael faraday
John Ambrouse Fleming
Maxwell
Example for self inductance device
Resistor
Capacitor
Choke
Mark the equipments which are work on the principle of Electromagnetic Induction?
Motor
Generator
Current clamp meter
Transformer
Resistor
The phenomenon due to which there is an induced current in one coil due to the current in a neighbouring coil is _____
Electromagnetism
Susceptance
Mutual Inductance
If the current in one coil becomes steady, the current in neighbouring coil is _______
Infinity
Zero
Double
One
What is the SI unit of mutual inductance?
Ohm
Henry
Volt
Which among the folowing, is the current expression for mutual inductance ?
M=(N2 Φ2)/I2
M=(N2 Φ2)/I1
M=(N1Φ2)/I2
M=(N1 Φ1)/I1
