Q. What is the relationship between the frequency and the inductive reactance? (2023)
  • A. Directly proportional
  • B. Inversely proportional
  • C. No relationship
  • D. Exponentially related
Q. What is the relationship between the number of turns in the primary and secondary coils of a transformer and the voltages across them? (2023)
  • A. V_p/V_s = N_p/N_s
  • B. V_p/V_s = N_s/N_p
  • C. V_p = V_s
  • D. V_p + V_s = 0
Q. What is the relationship between the RMS and average value of a sinusoidal AC current? (2023)
  • A. RMS = Average
  • B. RMS = Average × √2
  • C. RMS = Average / √2
  • D. RMS = Average × 2
Q. What is the relationship between the units of pressure in SI? (2019)
  • A. 1 Pa = 1 N/m²
  • B. 1 Pa = 1 kg/m·s²
  • C. Both are correct
  • D. None of the above
Q. What is the relationship between voltage, current, and resistance as described by Ohm's Law? (2021)
  • A. V = I + R
  • B. V = I * R
  • C. V = I / R
  • D. V = R / I
Q. What is the relationship between voltage, current, and resistance as stated by Ohm's Law? (2021)
  • A. V = I + R
  • B. V = I * R
  • C. V = I / R
  • D. V = R / I
Q. What is the resonant frequency of a series RLC circuit? (2020)
  • A. f = 1/(2π√(LC))
  • B. f = R/(2πL)
  • C. f = 2π√(LC)
  • D. f = 1/(2πR)
Q. What is the role of a capacitor in a semiconductor circuit? (2019)
  • A. To store charge
  • B. To amplify signals
  • C. To rectify current
  • D. To generate heat
Q. What is the role of a capacitor in an AC circuit? (2023)
  • A. Stores energy
  • B. Dissipates energy
  • C. Generates energy
  • D. None of the above
Q. What is the role of a diode in a rectifier circuit? (2022)
  • A. To amplify signals
  • B. To store charge
  • C. To allow current in one direction
  • D. To increase voltage
Q. What is the role of a doping element in a semiconductor? (2020)
  • A. To increase resistance
  • B. To decrease temperature
  • C. To change the conductivity
  • D. To create a magnetic field
Q. What is the role of a resistor in a semiconductor circuit? (2023)
  • A. Increase current
  • B. Limit current
  • C. Store charge
  • D. Amplify signal
Q. What is the role of a transformer in an AC circuit? (2023)
  • A. To convert AC to DC
  • B. To increase or decrease voltage
  • C. To store energy
  • D. To measure current
Q. What is the role of doping in semiconductors? (2022)
  • A. To increase resistance
  • B. To decrease conductivity
  • C. To introduce charge carriers
  • D. To create a magnetic field
Q. What is the role of moderators in nuclear reactors? (2023)
  • A. To increase the temperature
  • B. To slow down neutrons
  • C. To absorb radiation
  • D. To enhance fission
Q. What is the root mean square speed of gas molecules at a temperature T? (2021)
  • A. √(3RT/M)
  • B. √(RT/M)
  • C. √(2RT/M)
  • D. √(3kT/m)
Q. What is the shape of the magnetic field lines around a circular loop of wire carrying current? (2021)
  • A. Straight lines
  • B. Concentric circles
  • C. Ellipses
  • D. Spirals
Q. What is the shear modulus of a material if a shear stress of 100 MPa produces a shear strain of 0.05? (2021)
  • A. 2000 MPa
  • B. 500 MPa
  • C. 1000 MPa
  • D. 1500 MPa
Q. What is the shear modulus of a material if a shear stress of 100 MPa produces a shear strain of 0.02? (2022)
  • A. 5000 MPa
  • B. 2000 MPa
  • C. 1000 MPa
  • D. 2500 MPa
Q. What is the SI unit of electric current? (2021)
  • A. Volt
  • B. Ohm
  • C. Ampere
  • D. Coulomb
Q. What is the SI unit of magnetic field strength? (2023)
  • A. Tesla
  • B. Weber
  • C. Henry
  • D. Ampere
Q. What is the SI unit of magnetic moment? (2023)
  • A. Ampere-meter
  • B. Tesla
  • C. Joule per Tesla
  • D. Newton per Ampere
Q. What is the significance of significant figures in a measurement? (2019)
  • A. They indicate the precision of the measurement
  • B. They indicate the accuracy of the measurement
  • C. They are used for unit conversion
  • D. They are irrelevant
Q. What is the significance of significant figures in measurements? (2019)
  • A. To indicate the precision of a measurement
  • B. To show the accuracy of a measurement
  • C. To represent the unit of measurement
  • D. To determine the error in measurement
Q. What is the significance of the Heisenberg Uncertainty Principle in atomic physics? (2023)
  • A. It defines the position of an electron
  • B. It states that energy levels are quantized
  • C. It limits the precision of measuring position and momentum
  • D. It explains the stability of the nucleus
Q. What is the significance of the mass defect in a nucleus? (2023)
  • A. It indicates the stability of the nucleus
  • B. It is the mass of the nucleus
  • C. It is the mass of the electrons
  • D. It has no significance
Q. What is the significance of the Pauli Exclusion Principle in atomic structure? (2019)
  • A. No two electrons can have the same set of quantum numbers.
  • B. Electrons fill the lowest energy levels first.
  • C. Electrons repel each other.
  • D. Electrons can exist in any energy state.
Q. What is the specific heat capacity of air at constant pressure? (2022)
  • A. 1.005 J/kg·K
  • B. 0.718 J/kg·K
  • C. 4.186 J/kg·K
  • D. 2.093 J/kg·K
Q. What is the specific heat capacity of air? (2022)
  • A. 1.005 J/kg·K
  • B. 4.18 J/kg·K
  • C. 2.09 J/kg·K
  • D. 0.9 J/kg·K
Q. What is the specific heat capacity of iron? (2023)
  • A. 0.45 J/g·K
  • B. 1.00 J/g·K
  • C. 2.00 J/g·K
  • D. 4.18 J/g·K
Showing 691 to 720 of 902 (31 Pages)
Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely