Eddy current and its applications

Front

What causes the generation of eddy currents?

Back

Magnetic field

Front

Which material is generally used to minimize eddy current losses? Options: Copper, Iron, Aluminum, Silver

Back

Iron

Front

Eddy currents find significant applications in which of the following devices? Options: Induction cooktop, LED bulbs, Mechanical watch, Vacuum cleaner

Back

Induction cooktop

Front

In which direction do eddy currents flow? Options: Clockwise, Counterclockwise, Radially outward, Radially inward

Back

Radially inward

Front

Which parameter affects the magnitude of eddy currents in a conductor? Options: Temperature, Length, Cross-sectional area, Resistivity

Back

Cross-sectional area

Front

Eddy current braking is commonly used in which type of transportation? Options: Cars, Bicycles, Trains, Boats

Back

Trains

Front

Which material is preferred for making the core of a transformer to reduce eddy current losses?

Back

Laminated silicon

Front

Eddy currents are an example of which type of current?

Back

Alternating current

Front

What is the primary cause of energy dissipation in eddy currents?

Back

Heat

Front

What happens to the amplitude of eddy currents when the frequency of the magnetic field increases?

Back

Decreases