Q. What is the relationship between electric field (E) and electric potential (V) in a uniform field? (2022)
  • A. E = V/d
  • B. E = d/V
  • C. E = V^2
  • D. E = V/d^2
Q. What is the relationship between frequency (f) and period (T) of a wave? (2023)
  • A. f = T
  • B. f = 1/T
  • C. f = T^2
  • D. f = 2πT
Q. What is the relationship between frequency and period of a wave? (2020)
  • A. Frequency = Period × Speed
  • B. Frequency = 1/Period
  • C. Frequency = Speed × Wavelength
  • D. Frequency = Wavelength/Speed
Q. What is the relationship between frequency and the time period of an AC signal? (2023)
  • A. Frequency = Time period × 2
  • B. Frequency = 1 / Time period
  • C. Frequency = Time period / 2
  • D. Frequency = Time period × π
Q. What is the relationship between magnetic field strength and distance from a long straight conductor? (2023)
  • A. Increases with distance
  • B. Decreases with distance
  • C. Remains constant
  • D. Increases then decreases
Q. What is the relationship between pressure and depth in a fluid at rest? (2019)
  • A. Pressure increases with depth
  • B. Pressure decreases with depth
  • C. Pressure remains constant
  • D. Pressure varies randomly
Q. What is the relationship between RMS and average value of an AC waveform? (2023)
  • A. RMS = Average
  • B. RMS = Average × √2
  • C. RMS = Average / √2
  • D. RMS = Average × 2
Q. What is the relationship between the frequency and the inductive reactance in an AC circuit? (2022)
  • A. Directly proportional
  • B. Inversely proportional
  • C. No relation
  • D. Exponential relation
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
Showing 691 to 720 of 910 (31 Pages)
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