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

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

A. Ampere

B. Coulomb

C. Statampere

D. Ohm

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Which of the following is a type of nuclear radiation that consists of high-speed electrons or positrons?

A. Alpha radiation

B. Beta radiation

C. Gamma radiation

D. Neutron radiation

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Which of the following statements about kinetic friction is true?

A. It always opposes motion.

B. It is independent of the normal force.

C. It is greater than static friction.

D. It depends on the velocity of the object.

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Which law states that for every action, there is an equal and opposite reaction?

A. Newton's First Law of Motion

B. Newton's Second Law of Motion

C. Newton's Third Law of Motion

D. Law of Universal Gravitation

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What is the SI unit of magnetic pole strength?

A. Ampere-meter

B. Weber

C. Tesla

D. Ampere

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What is the process by which a material acquires a positive or negative charge by gaining or losing electrons?

A. Conduction

B. Induction

C. Charging by friction

D. Polarization

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

A. Ohm

B. Volt

C. Ampere

D. Watt

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Which of the following statements about wave speed is true?

A. It is determined by frequency and wavelength.

B. It is independent of the medium through which the wave travels.

C. It is inversely proportional to amplitude.

D. It is a scalar quantity.

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What is the SI unit of magnetic flux?

A. Weber

B. Tesla

C. Henry

D. Gauss

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What is the phenomenon where a wave superposes with another wave, resulting in a new wave pattern?

A. Reflection

B. Diffraction

C. Refraction

D. Interference

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

A. Vaporization

B. Condensation

C. Sublimation

D. Fusion

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What is the SI unit of electric charge in the CGS system?

A. Statcoulomb

B. Coulomb

C. Ampere-hour

D. Franklin

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Which law states that the total energy in an isolated system remains constant?

A. Law of Conservation of Energy

B. Law of Conservation of Momentum

C. Law of Conservation of Mass

D. Law of Universal Gravitation

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What is the law that states the total electric charge in a closed system is constant?

A. Coulomb's Law

B. Ohm's Law

C. Conservation of Charge

D. Ampere's Law

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What is the phenomenon where a wave bounces back after striking a surface?

A. Refraction

B. Diffraction

C. Interference

D. Reflection

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Which of the following statements about electric potential energy is true?

A. It is a scalar quantity.

B. It depends on the charge of the object and the distance from another charge.

C. It is always negative.

D. It is measured in amperes.

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What is the SI unit of electrical conductance?

A. Siemens

B. Ohm

C. Farad

D. Volt

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What is the SI unit of capacitance?

A. Farad

B. Ohm

C. Henry

D. Volt

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What is the SI unit of electric charge in the MKS system?

A. Coulomb

B. Statcoulomb

C. Ampere

D. Franklin

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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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Which law states that an object at rest tends to stay at rest and an object in motion tends to stay in motion unless acted upon by an external force?

A. Newton's First Law of Motion

B. Newton's Second Law of Motion

C. Newton's Third Law of Motion

D. Law of Gravitation

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What is the SI unit of magnetic susceptibility?

A. No unit (dimensionless)

B. Tesla per meter

C. Ampere per meter

D. Weber

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Which of the following is a measure of the amount of matter in an object?

A. Mass

B. Weight

C. Volume

D. Density

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What is the SI unit of magnetic flux density?

A. Tesla

B. Weber

C. Henry

D. Gauss

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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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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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What is the SI unit of magnetic field strength in the CGS system?

A. Oersted

B. Tesla per meter

C. Ampere per meter

D. Weber

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What is the SI unit of frequency in the CGS system?

A. Hertz

B. Rad/s

C. Cycles per second

D. Revolutions per minute

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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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What is the process by which an unstable atomic nucleus loses energy by emitting radiation called?

A. Radioactive decay

B. Nuclear fission

C. Nuclear fusion

D. Electron capture

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Which of the following is a fundamental particle found in the nucleus of an atom?

A. Neutron

B. Electron

C. Proton

D. Photon

Discuss this answer

Accepted Answer

C. Statampere

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

Correct Answer :

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