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What is the correct answer?

4

What is the SI unit of inductance?

A. Henry

B. Farad

C. Ohm

D. Volt

Correct Answer :

A. Henry


Related Questions

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4

Which of the following is a non-contact force?

A. Friction

B. Tension

C. Gravity

D. Magnetic force

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4

What is the process by which a material becomes magnetized when placed in a magnetic field?

A. Induction

B. Magnetization

C. Polarization

D. Ferromagnetism

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4

Which of the following statements about waves is true?

A. Longitudinal waves require a medium for propagation.

B. Transverse waves have oscillations perpendicular to the direction of wave motion.

C. Electromagnetic waves are an example of mechanical waves.

D. Sound waves are an example of electromagnetic waves.

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4

Which type of lens is thicker in the center and thinner at the edges?

A. Convex lens

B. Concave lens

C. Plano-convex lens

D. Plano-concave lens

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4

Which law states that the force between two charges is inversely proportional to the square of the distance between them?

A. Coulomb's Law

B. Ohm's Law

C. Gauss's Law

D. Ampere's Law

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4

What is the SI unit of electric potential energy?

A. Volt

B. Joule

C. Watt

D. Ohm

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4

Which type of particle is negatively charged and orbits the nucleus of an atom?

A. Electron

B. Proton

C. Neutron

D. Positron

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4

Which of the following is an example of a vector quantity?

A. Mass

B. Speed

C. Distance

D. Velocity

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4

What is the unit of electric current in the CGS system?

A. Ampere

B. Coulomb

C. Statampere

D. Ohm

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4

Which type of nuclear decay releases an alpha particle?

A. Alpha decay

B. Beta decay

C. Gamma decay

D. Positron emission

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4

Which law states that the volume of a gas is directly proportional to its absolute temperature at constant pressure?

A. Boyle's Law

B. Charles's Law

C. Gay-Lussac's Law

D. Avogadro's Law

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4

What is the unit of electric charge?

A. Coulomb

B. Volt

C. Ampere

D. Farad

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4

What is the SI unit of inductance?

A. Henry

B. Farad

C. Ohm

D. Volt

What is the correct answer?

4

What is the process by which a gas changes into a liquid?

A. Vaporization

B. Condensation

C. Sublimation

D. Fusion

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4

Which of the following is a fundamental force of nature responsible for holding atomic nuclei together?

A. Electromagnetic force

B. Gravitational force

C. Weak nuclear force

D. Strong nuclear force

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4

What is the SI unit of frequency?

A. Hertz

B. Newton

C. Pascal

D. Watt

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4

Which of the following is a measure of an object's resistance to changes in its state of motion?

A. Inertia

B. Momentum

C. Impulse

D. Damping coefficient

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4

What is the SI unit of angular momentum?

A. Kilogram-meter per second

B. Joule-second

C. Newton-meter

D. Hertz

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4

What is the SI unit of magnetic field strength?

A. Tesla

B. Weber

C. Gauss

D. Ampere

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4

Which type of electromagnetic wave has the highest frequency?

A. Gamma rays

B. Radio waves

C. X-rays

D. Microwaves

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4

Which of the following statements about transformers is true?

A. They only work with direct current (DC).

B. They can increase or decrease voltage in an electrical circuit.

C. They do not involve the principle of electromagnetic induction.

D. They are used to store electrical energy.

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4

What is the SI unit of half-life in radioactive decay?

A. Second

B. Year

C. Joule

D. Becquerel

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4

Which type of lens is thinner in the center and thicker at the edges?

A. Convex lens

B. Concave lens

C. Plano-convex lens

D. Plano-concave lens

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4

Which of the following is an example of a simple machine?

A. Lever

B. Inclined plane

C. Pulley

D. All of the above

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4

What is the SI unit of intensity of sound?

A. Watt per square meter

B. Decibel

C. Hertz

D. Pascal

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4

What is the SI unit of power?

A. Watt

B. Joule

C. Volt

D. Ampere

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4

What is the phenomenon where a wave interacts with an obstacle and bends around it?

A. Reflection

B. Diffraction

C. Refraction

D. Interference

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4

Which law states that the pressure of a gas is directly proportional to its absolute temperature at constant volume?

A. Boyle's Law

B. Charles's Law

C. Gay-Lussac's Law

D. Avogadro's Law

What is the correct answer?

4

What is the phenomenon where a wave combines with another wave to produce a wave with greater amplitude?

A. Reflection

B. Diffraction

C. Refraction

D. Constructive interference

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4

What is the SI unit of resistance in an electrical circuit?

A. Ohm

B. Volt

C. Ampere

D. Watt