Science Quiz 89

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

Internal resistance of a cell is reduced to by

Using vent plug to permit gas formed during discharge

Putting plates very close together

Increasing the plate area

All of the above

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!

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!

Which of the following battery is used for aircraft?

Lead acid battery

Dry cell battery

Nickel-iron battery

Both A and B

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?

Nitrogen

Oxygen

Helium

Mercury

Correct! Wrong!

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

Induced current

Electromagnetism

Alternating current

none

Correct! Wrong!

Science Quiz 89

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Science Quiz 89

Internal resistance of a cell is reduced to by

Cells are connected in series in order to

Who discovered the phenomenon of electromagnetic induction?

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

Which of the following battery is used for aircraft?

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?

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

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Purchased - Poly M - Adventure Playground Kit

Science Quiz 89

Internal resistance of a cell is reduced to by

Cells are connected in series in order to

Who discovered the phenomenon of electromagnetic induction?

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

Which of the following battery is used for aircraft?

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?

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

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Purchased - Poly M - Adventure Playground Kit