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Q. In a series RLC circuit, if the resistance is 4 ohms, inductance is 0.1 H, and capacitance is 100 μF, what is the resonant frequency? (2023)
  • A. 50 Hz
  • B. 100 Hz
  • C. 159.15 Hz
  • D. 200 Hz
Q. In a series RLC circuit, if the resistance is 5Ω, inductance is 0.1H, and capacitance is 100μF, what is the resonant frequency? (2022)
  • A. 50Hz
  • B. 100Hz
  • C. 159Hz
  • D. 200Hz
Q. In a series RLC circuit, if the resistance is 5Ω, the inductance is 0.2H, and the capacitance is 10μF, what is the resonant frequency? (2023)
  • A. 50Hz
  • B. 100Hz
  • C. 159.15Hz
  • D. 200Hz
Q. In a series RLC circuit, if the total impedance is 40 Ω, the resistance is 30 Ω, what is the inductive reactance? (2021)
  • A. 10 Ω
  • B. 20 Ω
  • C. 30 Ω
  • D. 50 Ω
Q. In a series RLC circuit, if the total impedance is 50Ω, the resistance is 30Ω, what is the inductive reactance if the capacitive reactance is 20Ω? (2023)
  • A. 10Ω
  • B. 20Ω
  • C. 30Ω
  • D. 40Ω
Q. In a series RLC circuit, what condition must be met for resonance to occur? (2021)
  • A. R = 0
  • B. XL = XC
  • C. R = XL
  • D. R = XC
Q. In a series RLC circuit, what happens at resonance? (2020)
  • A. Impedance is minimum
  • B. Current is minimum
  • C. Voltage is maximum
  • D. Power factor is zero
Q. In a series RLC circuit, what happens to the current when the circuit is at resonance? (2021)
  • A. It is maximum
  • B. It is minimum
  • C. It is zero
  • D. It is constant
Q. In a series RLC circuit, what happens to the impedance at resonance? (2021)
  • A. Minimum
  • B. Maximum
  • C. Zero
  • D. Infinite
Q. In a series RLC circuit, what happens to the total impedance when the circuit is at resonance? (2022)
  • A. It is minimum
  • B. It is maximum
  • C. It is equal to R
  • D. It is equal to L
Q. In a simple cubic lattice, how many atoms are effectively present in one unit cell? (2019)
  • A. 1
  • B. 2
  • C. 4
  • D. 8
Q. In a simple cubic lattice, how many atoms are present in one unit cell? (2019)
  • A. 1
  • B. 2
  • C. 4
  • D. 8
Q. In a simple harmonic motion, the acceleration is always directed towards which point? (2022)
  • A. Equilibrium point
  • B. Maximum displacement
  • C. Minimum displacement
  • D. None of the above
Q. In a simple harmonic motion, the maximum velocity occurs at which point? (2019)
  • A. At the mean position
  • B. At the extreme position
  • C. At half the amplitude
  • D. At the equilibrium position
Q. In a simple harmonic motion, the restoring force is directly proportional to the displacement. What is the nature of this force? (2022)
  • A. Conservative
  • B. Non-conservative
  • C. Frictional
  • D. Centrifugal
Q. In a simple harmonic oscillator, if the mass is doubled, what happens to the time period? (2022)
  • A. It remains the same
  • B. It doubles
  • C. It increases by √2
  • D. It decreases by √2
Q. In a simple harmonic oscillator, if the mass is increased, what happens to the time period? (2019)
  • A. Increases
  • B. Decreases
  • C. Remains the same
  • D. Depends on amplitude
Q. In a standing wave, what are the points called where there is no displacement? (2020)
  • A. Nodes
  • B. Antinodes
  • C. Crests
  • D. Troughs
Q. In a test cross, an individual of unknown genotype is crossed with which of the following? (2021)
  • A. Homozygous dominant
  • B. Heterozygous
  • C. Homozygous recessive
  • D. Any individual
Q. In a test cross, an individual with a dominant phenotype is crossed with which of the following? (2021)
  • A. Homozygous dominant
  • B. Homozygous recessive
  • C. Heterozygous
  • D. None of the above
Q. In a test cross, an individual with an unknown genotype is crossed with which of the following? (2023)
  • A. Homozygous dominant
  • B. Heterozygous
  • C. Homozygous recessive
  • D. Any individual
Q. In a thin film interference experiment, what type of interference occurs when light reflects off a denser medium? (2023)
  • A. Constructive interference
  • B. Destructive interference
  • C. No interference
  • D. Total internal reflection
Q. In a thin film interference, if the film is viewed in white light, which color will be seen at the center of the film? (2022)
  • A. Red
  • B. Blue
  • C. Green
  • D. Yellow
Q. In a thin film of air between two glass plates, which of the following colors will be least affected by interference? (2022)
  • A. Red
  • B. Green
  • C. Blue
  • D. Violet
Q. In a thin film of oil on water, what color will be seen if the film thickness is such that destructive interference occurs for blue light? (2021)
  • A. Red
  • B. Green
  • C. Blue
  • D. Yellow
Q. In a thin film of oil on water, which color of light is most likely to be reflected? (2022)
  • A. Red
  • B. Blue
  • C. Green
  • D. Yellow
Q. In a thin film of oil on water, which color will appear at the center of the pattern if the film thickness is such that it causes constructive interference for red light? (2022)
  • A. Red
  • B. Blue
  • C. Green
  • D. Yellow
Q. In a thin film of oil on water, which color will appear at the center of the pattern if the film thickness is such that it causes constructive interference for blue light? (2022)
  • A. Red
  • B. Green
  • C. Blue
  • D. Yellow
Q. In a thin film of oil on water, which color will appear at the center of the pattern if the film thickness is such that it causes destructive interference for red light? (2022)
  • A. Blue
  • B. Green
  • C. Yellow
  • D. Red
Q. In a thin film of oil on water, which color will appear at the center of the pattern if the film is viewed in white light? (2022)
  • A. Red
  • B. Blue
  • C. Green
  • D. Yellow
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