Q. What is the unit of electrical charge?
A.
Volt
B.
Ampere
C.
Coulomb
D.
Ohm
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Solution
The unit of electrical charge is the Coulomb.
Correct Answer:
C
— Coulomb
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Q. What is the unit of electrical conductivity? (2023)
A.
Ohm
B.
Siemens
C.
Volt
D.
Ampere
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Solution
The unit of electrical conductivity is Siemens (S).
Correct Answer:
B
— Siemens
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Q. What is the unit of electrical resistance?
A.
Volt
B.
Ampere
C.
Ohm
D.
Watt
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Solution
The unit of electrical resistance is Ohm.
Correct Answer:
C
— Ohm
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Q. What is the unit of energy in the SI system? (2023)
A.
Joule
B.
Watt
C.
Newton
D.
Pascal
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Solution
The SI unit of energy is the Joule (J).
Correct Answer:
A
— Joule
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Q. What is the unit of enthalpy?
A.
Joules per mole (J/mol)
B.
Calories per mole (cal/mol)
C.
Both A and B
D.
Liters per mole (L/mol)
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Solution
Enthalpy can be expressed in both Joules per mole and Calories per mole.
Correct Answer:
C
— Both A and B
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Q. What is the unit of entropy?
A.
J/mol·K
B.
J/K
C.
K
D.
J/mol
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Solution
The unit of entropy is Joules per mole per Kelvin (J/mol·K).
Correct Answer:
A
— J/mol·K
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Q. What is the unit of force in the International System of Units (SI)? (2019)
A.
Joule
B.
Newton
C.
Pascal
D.
Watt
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Solution
The unit of force in the SI system is the Newton (N), which is defined as the force required to accelerate a one-kilogram mass by one meter per second squared.
Correct Answer:
B
— Newton
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Q. What is the unit of force in the SI system?
A.
Joule
B.
Newton
C.
Pascal
D.
Watt
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Solution
The SI unit of force is the Newton.
Correct Answer:
B
— Newton
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Q. What is the unit of force? (2020)
A.
Newton
B.
Joule
C.
Pascal
D.
Watt
Show solution
Solution
The unit of force is Newton (N).
Correct Answer:
A
— Newton
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Q. What is the unit of frequency?
A.
Hertz
B.
Decibel
C.
Newton
D.
Joule
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Solution
The unit of frequency is Hertz (Hz), which measures cycles per second.
Correct Answer:
A
— Hertz
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Q. What is the unit of gravitational potential?
A.
J/kg
B.
N/kg
C.
J
D.
kg
Show solution
Solution
The unit of gravitational potential is Joules per kilogram (J/kg).
Correct Answer:
A
— J/kg
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Q. What is the unit of heat in the SI system?
A.
Joule
B.
Calorie
C.
Watt
D.
Newton
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Solution
The SI unit of heat is the Joule.
Correct Answer:
A
— Joule
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Q. What is the unit of impedance in an AC circuit?
A.
Ohm
B.
Farad
C.
Henry
D.
Coulomb
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Solution
The unit of impedance in an AC circuit is Ohm, which is the same as resistance.
Correct Answer:
A
— Ohm
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Q. What is the unit of inductance?
A.
Ohm
B.
Henry
C.
Farad
D.
Coulomb
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Solution
The unit of inductance is Henry (H).
Correct Answer:
B
— Henry
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Q. What is the unit of inductive reactance? (2020)
A.
Ohm
B.
Henry
C.
Farad
D.
Tesla
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Solution
Inductive reactance (X_L) is measured in Ohms (Ω), which is the same unit used for resistance.
Correct Answer:
A
— Ohm
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Q. What is the unit of magnetic field strength (B)?
A.
Tesla
B.
Weber
C.
Henry
D.
Ampere
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Solution
The unit of magnetic field strength is Tesla (T).
Correct Answer:
A
— Tesla
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Q. What is the unit of magnetic field strength as defined by the Biot-Savart Law?
A.
Tesla
B.
Newton
C.
Coulomb
D.
Ampere
Show solution
Solution
The unit of magnetic field strength is Tesla (T).
Correct Answer:
A
— Tesla
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Q. What is the unit of magnetic field strength as derived from Biot-Savart Law?
A.
Tesla
B.
Ampere
C.
Weber
D.
Henry
Show solution
Solution
The unit of magnetic field strength is Tesla (T), which is derived from the Biot-Savart Law.
Correct Answer:
A
— Tesla
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Q. What is the unit of magnetic field strength as derived from the Biot-Savart Law?
A.
Tesla
B.
Newton per Coulomb
C.
Volt per meter
D.
Ampere
Show solution
Solution
The unit of magnetic field strength is Tesla (T), which is derived from the Biot-Savart Law.
Correct Answer:
A
— Tesla
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Q. What is the unit of magnetic field strength as per Ampere's Law?
A.
Coulomb
B.
Tesla
C.
Henry
D.
Ohm
Show solution
Solution
The unit of magnetic field strength is Tesla (T), which is derived from Ampere's Law.
Correct Answer:
B
— Tesla
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Q. What is the unit of magnetic field strength as per Biot-Savart Law?
A.
Tesla
B.
Ampere
C.
Newton
D.
Coulomb
Show solution
Solution
The unit of magnetic field strength is Tesla (T).
Correct Answer:
A
— Tesla
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Q. What is the unit of magnetic field strength in the context of Ampere's Law?
A.
Coulomb
B.
Tesla
C.
Henry
D.
Ohm
Show solution
Solution
The unit of magnetic field strength is Tesla (T).
Correct Answer:
B
— Tesla
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Q. What is the unit of magnetic field strength in the SI system?
A.
Tesla
B.
Newton
C.
Coulomb
D.
Volt
Show solution
Solution
The unit of magnetic field strength is the Tesla (T).
Correct Answer:
A
— Tesla
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Q. What is the unit of magnetic field strength?
A.
Tesla
B.
Newton
C.
Coulomb
D.
Volt
Show solution
Solution
The unit of magnetic field strength is the Tesla (T), which is defined as one weber per square meter.
Correct Answer:
A
— Tesla
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Q. What is the unit of magnetic flux?
A.
Weber
B.
Tesla
C.
Henry
D.
Ampere
Show solution
Solution
The unit of magnetic flux is the Weber (Wb), which is defined as the amount of magnetic field passing through a given area.
Correct Answer:
A
— Weber
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Q. What is the unit of magnetic moment? (2023)
A.
Ampere-meter
B.
Tesla
C.
Weber
D.
Newton-meter
Show solution
Solution
The unit of magnetic moment is Ampere-meter (A·m²).
Correct Answer:
A
— Ampere-meter
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Q. What is the unit of mass in the SI system?
A.
Gram
B.
Kilogram
C.
Pound
D.
Ounce
Show solution
Solution
The SI unit of mass is the kilogram.
Correct Answer:
B
— Kilogram
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Q. What is the unit of measurement for electric current in the SI system? (2022)
A.
Volt
B.
Ampere
C.
Ohm
D.
Coulomb
Show solution
Solution
The SI unit of electric current is the Ampere (A).
Correct Answer:
B
— Ampere
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Q. What is the unit of measurement for electric current? (2019)
A.
Volt
B.
Ohm
C.
Ampere
D.
Watt
Show solution
Solution
The SI unit of electric current is the Ampere (A).
Correct Answer:
C
— Ampere
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Q. What is the unit of power in the International System of Units (SI)?
A.
Joule
B.
Watt
C.
Newton
D.
Pascal
Show solution
Solution
The unit of power in the SI system is the Watt, which is defined as one Joule per second.
Correct Answer:
B
— Watt
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