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A dynamo is used to convert

A

Mechanical energy into electrical energy

B

Electrical energy into mechanical energy

C

Electrical energy into magnetic energy

D

Magnetic energy into mechanical energy

A dynamo is used to convert Correct Answer Mechanical energy into electrical energy

A dynamo is used to convert mechanical energy into electrical energy.

মোঃ আরিফুল ইসলাম

Feb 20, 2025

General Knowledge
Physics

Related Questions

Dynamo is a device used to convert

A

Mechanical energy into electrical energy

B

Sound energy into electrical energy

C

Electrical energy into sound energy

D

Chemical energy into electrical energy

Consider the following C function. void convert (int n) { if (n < 0) printf (“ % d”, n); else { convert(n / 2); printf (“ % d”, n % 2); } } Which one of the following will happen when the function convert is called with any positive integer n as argument?

A

It will print the binary representation of n and terminate

B

It will print the binary representation of n in the reverse order and terminate

C

It will print the binary representation of n but will not terminate

D

It will not print anything and will not terminate

A dynamo-meter is a device used for the measurement of

A

Chip thickness ratio

B

Forces during metal cutting

C

Wear of the cutting tool

D

Deflection of the cutting tool

Dynamo is a machine which is used for.

A

Conversion of high voltage to low voltage

B

Conversion of electrical energy to mechanical energy

C

Conversion of mechanical energy to electrical energy

D

Conversion of low voltage to high voltage

Which is evidence that supports the dynamo theory?

A

Earth's outer core contains liquid that conducts electricity

B

Earth's core contains a large amount of iron

C

Granite and basalt conduct electricity

D

Convection occurs in Earth's inner core

A dynamo is a device which

A

Creates mechanical energy

B

Creates electrical energy

C

Converts mechanical energy into electrical energy

D

Converts electrical energy into mechanical energy

Dynamo is a device for converting

A

Heat energy into electrical energy

B

Mechanical energy into electrical energy

C

Magnetic energy into electrical energy

D

Chemical energy into electrical energy

What is the function of a dynamo?

A

To convert heat energy into light energy

B

To convert light energy into heat energy

C

To convert mechanical energy into electrical energy

D

To convert electrical energy into mechanical energy

Match the following correctly: Inventions/Discovery Inventions/Discovery P) Dynamite a. J.J Thomson Q) Dynamo b. Michael Faraday R) Electron c. Alfred Nobel S) Proton d. E. Goldstein

A

P-b, Q-c, R-a, S-d

B

P-c, Q-b, R-d, S-a

C

P-c, Q-b, R-a, S-d

D

P-d, Q-c, R-b, S-a

The brushes of a dynamo are made of

A

Aluminium

B

Carbon

C

Copper

D

Brass

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