#1
Which law of thermodynamics states that energy cannot be created or destroyed, only converted from one form to another?
Zeroth Law of Thermodynamics
First Law of Thermodynamics
Second Law of Thermodynamics
Third Law of Thermodynamics
#2
What is the SI unit of electric charge?
#3
What is the SI unit of magnetic flux?
#4
What is the unit of magnetic field strength?
Tesla
Weber
Ampere-turn per meter
Henry per meter
#5
What is the SI unit of magnetic permeability?
Tesla
Weber
Ohm
Henry per meter
#6
What does the first law of thermodynamics state?
Entropy of the universe tends to a maximum.
Energy can neither be created nor destroyed.
Heat always flows from a hot body to a cold body.
The pressure of a gas is inversely proportional to its volume.
#7
Which law of electromagnetism describes the relationship between an electric field and a magnetic field?
Gauss's Law
Faraday's Law
Ampère's Law
Ohm's Law
#8
Which statement best describes the Second Law of Thermodynamics?
Heat always flows from a hot body to a cold body.
Energy can neither be created nor destroyed.
Entropy of the universe tends to a maximum.
The pressure of a gas is inversely proportional to its volume.
#9
Which law of electromagnetism relates the circulation of a magnetic field to the electric current density?
Gauss's Law
Faraday's Law
Ampère's Law
Ohm's Law
#10
What is the relationship between entropy and disorder?
Entropy increases as disorder decreases.
Entropy increases as disorder increases.
Entropy decreases as disorder increases.
Entropy remains constant with changes in disorder.
#11
What is the formula to calculate the electric force between two point charges?
F = k(Q1 * Q2) / r^2
F = k(Q1 + Q2) / r
F = k(Q1 / Q2) * r^2
F = k(Q1 - Q2) * r
#12
Which of the following statements about electromagnetic waves is correct?
They require a medium to propagate.
They travel at the speed of light in a vacuum.
Their speed is higher in denser mediums.
Their frequency decreases with increasing wavelength.
#13
What is the Carnot efficiency formula?
η = 1 - Tc/Th
η = Th/Tc
η = Tc - Th
η = Th + Tc
#14
What is the formula for the work done in an adiabatic process?
W = PΔV
W = nRTln(V2/V1)
W = Q
W = ΔU
#15
What is the formula for the magnetic force experienced by a charged particle moving through a magnetic field?
F = qvB sin(θ)
F = qE
F = qvB cos(θ)
F = qV