Welcome to the Science Quiz 195

This is a timed quiz. You will be given 15 seconds per question. Are you ready?

The current produced by moving a straight wire in a magnetic field is called

Induced current

Electromagnetism

Alternating current

None

Correct! Wrong!

Cells are connected in series in order to

Increase the current rating

Increase the voltage rating

Increase the life of the cells

None

Correct! Wrong!

Which metal wire is used in the coil of the motor used commercially?

Copper

Nickel

Silver

None

Correct! Wrong!

Which element takes the form of a liquid at normal room temperature?

Helium

Oxygen

Nitrogen

Mercury

Correct! Wrong!

Which of the following battery is used for aircraft?

Lead acid battery

Dry cell battery.

Nickel-iron battery

Both A and B

Correct! Wrong!

Internal resistance of a cell is reduced to by

Using vent plug to permit gas formed during discharge

Increasing the plate area

Putting plates very close together

All of the above

Correct! Wrong!

Who discovered the phenomenon of electromagnetic induction?

Isaac Newton

Albert Einstein

Michael Faraday and Joseph Henry

None

Correct! Wrong!

The process of electromagnetic induction has led to the construction of:

Generators

Transformers

Motors

None

Correct! Wrong!

Science Quiz 195

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Welcome to the Science Quiz 195

The current produced by moving a straight wire in a magnetic field is called

Cells are connected in series in order to

Which metal wire is used in the coil of the motor used commercially?

Which element takes the form of a liquid at normal room temperature?

Which of the following battery is used for aircraft?

Internal resistance of a cell is reduced to by

Who discovered the phenomenon of electromagnetic induction?

The process of electromagnetic induction has led to the construction of:

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