Major Competitive Exams

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Q. What is the effect of connecting capacitors in parallel? (2023)
  • A. Capacitance decreases
  • B. Capacitance increases
  • C. Capacitance remains the same
  • D. Capacitance becomes zero
Q. What is the effect of cortisol on the body? (2019)
  • A. Increases metabolism
  • B. Reduces inflammation
  • C. Stimulates insulin production
  • D. Increases blood pressure
Q. What is the effect of damping on the amplitude of an oscillating system?
  • A. Amplitude increases with time
  • B. Amplitude remains constant
  • C. Amplitude decreases with time
  • D. Amplitude becomes zero instantly
Q. What is the effect of damping on the energy of an oscillating system?
  • A. Energy increases
  • B. Energy remains constant
  • C. Energy decreases over time
  • D. Energy oscillates
Q. What is the effect of deforestation on biodiversity? (2019)
  • A. Increases biodiversity
  • B. No effect on biodiversity
  • C. Decreases biodiversity
  • D. Enhances ecosystem services
Q. What is the effect of deforestation on carbon dioxide levels?
  • A. Decreases CO2 levels
  • B. Increases CO2 levels
  • C. No effect
  • D. Increases O2 levels
Q. What is the effect of deforestation on local climate?
  • A. Increased rainfall
  • B. Decreased temperature
  • C. Increased temperature
  • D. No effect
Q. What is the effect of deforestation on river soil quality?
  • A. Improves soil quality
  • B. No effect
  • C. Decreases soil quality
  • D. Increases soil moisture
Q. What is the effect of deforestation on the carbon cycle? (2021)
  • A. Increases carbon sequestration
  • B. Decreases carbon dioxide levels
  • C. Increases carbon dioxide levels
  • D. Has no effect
Q. What is the effect of dielectric material on capacitance?
  • A. Increases capacitance
  • B. Decreases capacitance
  • C. No effect
  • D. Depends on the charge
Q. What is the effect of dielectric material on the capacitance of a capacitor?
  • A. Increases
  • B. Decreases
  • C. Remains the same
  • D. Becomes zero
Q. What is the effect of dielectric on the capacitance of a capacitor? (2021)
  • A. Increases capacitance
  • B. Decreases capacitance
  • C. No effect
  • D. Depends on the voltage
Q. What is the effect of dilution on the pH of a strong acid solution?
  • A. pH increases
  • B. pH decreases
  • C. pH remains constant
  • D. pH becomes neutral
Q. What is the effect of dilution on the pH of a strong acid?
  • A. pH increases
  • B. pH decreases
  • C. pH remains constant
  • D. pH becomes neutral
Q. What is the effect of dilution on the pH of a weak acid solution?
  • A. pH decreases
  • B. pH increases
  • C. pH remains constant
  • D. pH becomes neutral
Q. What is the effect of doping a semiconductor with acceptor impurities?
  • A. Increases electron concentration
  • B. Increases hole concentration
  • C. Decreases conductivity
  • D. No effect
Q. What is the effect of doping a semiconductor with donor atoms?
  • A. Increases hole concentration
  • B. Increases electron concentration
  • C. Decreases conductivity
  • D. Creates a depletion region
Q. What is the effect of doping a semiconductor with trivalent atoms?
  • A. Creates n-type
  • B. Creates p-type
  • C. No effect
  • D. Increases resistance
Q. What is the effect of doping a semiconductor?
  • A. Increases resistance
  • B. Decreases resistance
  • C. No effect
  • D. Makes it an insulator
Q. What is the effect of doping on the conductivity of a semiconductor?
  • A. Decreases conductivity
  • B. Increases conductivity
  • C. No effect
  • D. Makes it an insulator
Q. What is the effect of doping on the conductivity of semiconductors?
  • A. Decreases conductivity
  • B. Increases conductivity
  • C. No effect
  • D. Makes it insulative
Q. What is the effect of doubling the distance from a long straight wire on the magnetic field strength?
  • A. It doubles the magnetic field strength
  • B. It halves the magnetic field strength
  • C. It quadruples the magnetic field strength
  • D. It has no effect on the magnetic field strength
Q. What is the effect of electron-donating groups on the basicity of amines?
  • A. Increase basicity
  • B. Decrease basicity
  • C. No effect
  • D. Depends on the solvent
Q. What is the effect of electron-withdrawing groups on the basicity of amines?
  • A. Increase basicity
  • B. Decrease basicity
  • C. No effect
  • D. Varies with the group
Q. What is the effect of frequency on the inductive reactance? (2023)
  • A. Directly proportional
  • B. Inversely proportional
  • C. No effect
  • D. Depends on the resistance
Q. What is the effect of gibberellins on seed germination? (2020)
  • A. Inhibits germination
  • B. Promotes germination
  • C. No effect
  • D. Causes premature germination
Q. What is the effect of heavy metals in the environment? (2023)
  • A. Nutrient enrichment
  • B. Toxicity to organisms
  • C. Soil improvement
  • D. Water purification
Q. What is the effect of high protein intake on urea production? (2022)
  • A. Decreases urea production
  • B. Increases urea production
  • C. No effect on urea production
  • D. Increases ammonia production
Q. What is the effect of increasing electronegativity difference on bond character?
  • A. Increases covalent character
  • B. Decreases ionic character
  • C. Increases ionic character
  • D. No effect
Q. What is the effect of increasing pressure on a gas at constant temperature? (2014)
  • A. Volume increases
  • B. Volume decreases
  • C. No effect on volume
  • D. Gas becomes a liquid
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