Engineering & Architecture Admissions

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Q. What is the effect of increasing the radius of a spherical Gaussian surface enclosing a fixed charge?
  • A. Electric field increases.
  • B. Electric field decreases.
  • C. Electric field remains constant.
  • D. Electric field becomes zero.
Q. What is the effect of increasing the resistance in a series AC circuit?
  • A. Increases current
  • B. Decreases current
  • C. No effect
  • D. Increases voltage
Q. What is the effect of increasing the resistance in a series RLC circuit on the Q factor?
  • A. Increases Q factor
  • B. Decreases Q factor
  • C. No effect
  • D. Doubles Q factor
Q. What is the effect of increasing the resistance in an AC circuit on the overall current?
  • A. Increases current
  • B. Decreases current
  • C. No effect
  • D. Doubles current
Q. What is the effect of increasing the resistance in the circuit of a potentiometer?
  • A. Increases the current
  • B. Decreases the current
  • C. No effect on current
  • D. Increases the emf
Q. What is the effect of increasing the resistance of the potentiometer wire on the potential gradient?
  • A. It increases the potential gradient
  • B. It decreases the potential gradient
  • C. It has no effect
  • D. It depends on the voltage applied
Q. What is the effect of increasing the size of the halogen atom on the reactivity of haloalkanes?
  • A. Increases reactivity
  • B. Decreases reactivity
  • C. No effect
  • D. Depends on the solvent
Q. What is the effect of increasing the size of the halogen in haloalkanes on the bond strength?
  • A. Increases
  • B. Decreases
  • C. Remains the same
  • D. Varies randomly
Q. What is the effect of increasing the slit width in a double-slit experiment on the interference pattern?
  • A. Fringe width increases
  • B. Fringe width decreases
  • C. Fringe visibility increases
  • D. Fringe visibility decreases
Q. What is the effect of increasing the slit width in single-slit diffraction?
  • A. Increases the width of the central maximum
  • B. Decreases the width of the central maximum
  • C. No effect on the central maximum
  • D. Increases the intensity of the central maximum
Q. What is the effect of increasing the speed of a charged particle moving in a magnetic field?
  • A. Increases the magnetic force
  • B. Decreases the magnetic force
  • C. No effect on the magnetic force
  • D. Reverses the direction of the force
Q. What is the effect of increasing the speed of a conductor moving through a magnetic field on the induced EMF?
  • A. Increases the induced EMF
  • B. Decreases the induced EMF
  • C. No effect on the induced EMF
  • D. Induced EMF becomes zero
Q. What is the effect of increasing the speed of a magnet moving through a coil?
  • A. Induced current decreases
  • B. Induced current increases
  • C. No change in induced current
  • D. Induced current becomes zero
Q. What is the effect of increasing the steric hindrance on the reactivity of aldehydes and ketones?
  • A. Increases reactivity
  • B. Decreases reactivity
  • C. No effect
  • D. Reactivity depends on solvent
Q. What is the effect of increasing the surface area of an object on its rate of heat transfer by radiation?
  • A. Decreases
  • B. Increases
  • C. Remains constant
  • D. Becomes zero
Q. What is the effect of increasing the surface area of an object on its rate of heat transfer?
  • A. Increases
  • B. Decreases
  • C. No effect
  • D. Depends on the material
Q. What is the effect of increasing the surface charge density on the electric field of a charged plane sheet?
  • A. Increases
  • B. Decreases
  • C. No effect
  • D. Becomes zero
Q. What is the effect of increasing the surface roughness on the coefficient of friction?
  • A. Increases
  • B. Decreases
  • C. No effect
  • D. Depends on the material
Q. What is the effect of increasing the temperature of a gas at constant volume?
  • A. Pressure decreases
  • B. Pressure increases
  • C. Volume increases
  • D. Density increases
Q. What is the effect of increasing the temperature of a gas on its pressure, assuming volume is constant?
  • A. Pressure decreases
  • B. Pressure increases
  • C. Pressure remains constant
  • D. Pressure becomes zero
Q. What is the effect of increasing the temperature of a gas on the speed of sound in that gas?
  • A. Increases
  • B. Decreases
  • C. Remains the same
  • D. Depends on pressure
Q. What is the effect of increasing the temperature on the average speed of gas molecules?
  • A. Average speed decreases
  • B. Average speed remains constant
  • C. Average speed increases
  • D. Average speed becomes zero
Q. What is the effect of increasing the temperature on the density of most liquids?
  • A. Increases density
  • B. Decreases density
  • C. No effect
  • D. Depends on the liquid
Q. What is the effect of increasing the temperature on the distribution of molecular speeds in a gas?
  • A. The distribution becomes narrower
  • B. The distribution becomes wider
  • C. The distribution remains unchanged
  • D. The average speed decreases
Q. What is the effect of increasing the temperature on the equilibrium constant of an exothermic reaction?
  • A. Increases
  • B. Decreases
  • C. Remains the same
  • D. Depends on the reaction
Q. What is the effect of increasing the temperature on the refractive index of a medium?
  • A. Increases
  • B. Decreases
  • C. Remains the same
  • D. Depends on the medium
Q. What is the effect of increasing the temperature on the resistance of a conductor?
  • A. Resistance decreases
  • B. Resistance increases
  • C. Resistance remains constant
  • D. Resistance fluctuates
Q. What is the effect of increasing the temperature on the resistance of the potentiometer wire?
  • A. Resistance decreases
  • B. Resistance increases
  • C. Resistance remains constant
  • D. Resistance fluctuates
Q. What is the effect of increasing the temperature on the RMS speed of a gas?
  • A. Increases
  • B. Decreases
  • C. Remains constant
  • D. Depends on pressure
Q. What is the effect of increasing the temperature on the speed of gas molecules?
  • A. Speed decreases
  • B. Speed remains constant
  • C. Speed increases
  • D. Speed becomes zero
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