Major Competitive Exams

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Q. What is the effect of increasing the intensity of light on the maximum kinetic energy of the emitted electrons?
  • A. It increases
  • B. It decreases
  • C. It remains the same
  • D. It becomes zero
Q. What is the effect of increasing the length of a conductor on its resistance?
  • A. Increases resistance
  • B. Decreases resistance
  • C. No effect
  • D. Depends on the material
Q. What is the effect of increasing the length of a conductor on its resistivity?
  • A. Increases
  • B. Decreases
  • C. No effect
  • D. Depends on the material
Q. What is the effect of increasing the mass of a satellite on its orbital radius if the orbital speed is to remain constant?
  • A. The orbital radius must increase
  • B. The orbital radius must decrease
  • C. The orbital radius remains the same
  • D. It has no effect on the orbital radius
Q. What is the effect of increasing the mass of a satellite on its orbital radius, assuming the speed remains constant?
  • A. The orbital radius increases
  • B. The orbital radius decreases
  • C. The orbital radius remains the same
  • D. It depends on the gravitational force
Q. What is the effect of increasing the mass of a satellite on its orbital radius?
  • A. It increases the orbital radius.
  • B. It decreases the orbital radius.
  • C. It has no effect on the orbital radius.
  • D. It depends on the altitude.
Q. What is the effect of increasing the mass of a satellite on its orbital speed?
  • A. Increases the orbital speed
  • B. Decreases the orbital speed
  • C. No effect on orbital speed
  • D. Depends on the altitude
Q. What is the effect of increasing the mass of both objects on the gravitational force between them?
  • A. It decreases the force
  • B. It increases the force
  • C. It has no effect
  • D. It depends on the distance
Q. What is the effect of increasing the molecular weight of a polymer on its viscosity?
  • A. Viscosity decreases
  • B. Viscosity increases
  • C. Viscosity remains the same
  • D. Viscosity becomes unpredictable
Q. What is the effect of increasing the normal force on the frictional force between two surfaces?
  • A. Increases frictional force
  • B. Decreases frictional force
  • C. No effect
  • D. Depends on the surface material
Q. What is the effect of increasing the number of alkyl substituents on the stability of alkenes?
  • A. Increases stability
  • B. Decreases stability
  • C. No effect
  • D. Depends on the type of alkyl group
Q. What is the effect of increasing the number of carbon atoms in a carboxylic acid on its acidity?
  • A. Increases acidity
  • B. Decreases acidity
  • C. No effect
  • D. Depends on the structure
Q. What is the effect of increasing the number of carbon atoms in a carboxylic acid on its solubility in water?
  • A. Increases solubility
  • B. Decreases solubility
  • C. No effect
  • D. First increases then decreases
Q. What is the effect of increasing the number of carbon atoms in alcohols on their boiling points?
  • A. Decreases
  • B. Increases
  • C. Remains the same
  • D. Varies randomly
Q. What is the effect of increasing the number of carbon atoms in aldehydes on their boiling points?
  • A. Decreases
  • B. Increases
  • C. Remains constant
  • D. Varies unpredictably
Q. What is the effect of increasing the number of gas molecules in a container at constant temperature and volume?
  • A. Pressure decreases.
  • B. Pressure remains constant.
  • C. Pressure increases.
  • D. Temperature increases.
Q. What is the effect of increasing the number of gas molecules on the pressure of the gas at constant volume and temperature?
  • A. Pressure decreases
  • B. Pressure increases
  • C. Pressure remains constant
  • D. Pressure becomes zero
Q. What is the effect of increasing the number of gas molecules on the RMS speed?
  • A. Increases RMS speed
  • B. Decreases RMS speed
  • C. No effect on RMS speed
  • D. Depends on the type of gas
Q. What is the effect of increasing the number of moles of a gas on its pressure at constant volume and temperature?
  • A. Pressure decreases
  • B. Pressure increases
  • C. Pressure remains constant
  • D. Pressure becomes zero
Q. What is the effect of increasing the number of moles of gas in a closed container at constant temperature and volume?
  • A. Pressure decreases
  • B. Pressure increases
  • C. Volume decreases
  • D. Temperature increases
Q. What is the effect of increasing the number of moles of gas in a closed container at constant temperature?
  • A. Pressure decreases
  • B. Pressure increases
  • C. Volume decreases
  • D. Temperature decreases
Q. What is the effect of increasing the number of moles of gas on pressure at constant volume and temperature?
  • A. Pressure decreases
  • B. Pressure increases
  • C. Pressure remains constant
  • D. Pressure becomes zero
Q. What is the effect of increasing the number of moles of gas on the pressure at constant volume and temperature?
  • A. Pressure decreases
  • B. Pressure increases
  • C. Pressure remains constant
  • D. Volume increases
Q. What is the effect of increasing the number of moles of gas on the pressure, assuming volume and temperature are constant?
  • A. Pressure decreases
  • B. Pressure increases
  • C. Pressure remains constant
  • D. Pressure becomes zero
Q. What is the effect of increasing the number of slits in a diffraction grating on the sharpness of the maxima?
  • A. Maxima become sharper
  • B. Maxima become broader
  • C. No effect on sharpness
  • D. Maxima disappear
Q. What is the effect of increasing the number of turns in a coil on its inductance? (2023)
  • A. Increases inductance
  • B. Decreases inductance
  • C. No effect
  • D. Depends on the material
Q. What is the effect of increasing the number of turns in a coil on the induced EMF?
  • A. It increases the induced EMF
  • B. It decreases the induced EMF
  • C. It has no effect
  • D. It makes the EMF negative
Q. What is the effect of increasing the number of turns in a coil on the induced EMF when the magnetic field changes?
  • A. Induced EMF decreases
  • B. Induced EMF remains the same
  • C. Induced EMF increases
  • D. Induced EMF becomes zero
Q. What is the effect of increasing the number of turns in a coil on the induced EMF when the magnetic flux changes?
  • A. It increases the induced EMF
  • B. It decreases the induced EMF
  • C. It has no effect
  • D. It makes the induced EMF zero
Q. What is the effect of increasing the number of turns in a coil on the magnetic field produced by it?
  • A. It decreases the magnetic field
  • B. It has no effect
  • C. It increases the magnetic field
  • D. It reverses the magnetic field direction
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