Major Competitive Exams

Q. What is the effect of increasing tension on the speed of a wave traveling along a string?
  • A. Increases speed
  • B. Decreases speed
  • C. No effect
  • D. Depends on the mass
Q. What is the effect of increasing the altitude of a satellite on its orbital period?
  • A. It decreases
  • B. It increases
  • C. It remains the same
  • D. It becomes zero
Q. What is the effect of increasing the amplitude of a sound wave?
  • A. Increases pitch
  • B. Increases loudness
  • C. Decreases frequency
  • D. Decreases speed
Q. What is the effect of increasing the amplitude of a wave?
  • A. Increases frequency
  • B. Increases speed
  • C. Increases energy
  • D. Decreases wavelength
Q. What is the effect of increasing the angle of incidence beyond the critical angle in total internal reflection?
  • A. Increased intensity of reflected light
  • B. Decreased intensity of reflected light
  • C. No effect on intensity
  • D. Light is transmitted into the second medium
Q. What is the effect of increasing the angle of incidence beyond the critical angle?
  • A. Increased refraction
  • B. Decreased reflection
  • C. Total internal reflection
  • D. No effect
Q. What is the effect of increasing the area of a loop in a uniform magnetic field on the magnetic flux?
  • A. Magnetic flux increases
  • B. Magnetic flux decreases
  • C. Magnetic flux remains constant
  • D. Magnetic flux becomes zero
Q. What is the effect of increasing the area of the plates of a capacitor on its capacitance? (2022)
  • A. Increases capacitance
  • B. Decreases capacitance
  • C. No effect
  • D. Capacitance becomes zero
Q. What is the effect of increasing the bandwidth of a communication channel?
  • A. Increased data rate
  • B. Decreased data rate
  • C. No effect on data rate
  • D. Increased noise
Q. What is the effect of increasing the capacitance in a capacitive AC circuit on the current? (2022)
  • A. Increases current
  • B. Decreases current
  • C. No effect
  • D. Current becomes zero
Q. What is the effect of increasing the capacitance in a capacitive AC circuit? (2023)
  • A. Increases current
  • B. Decreases current
  • C. No effect on current
  • D. Increases voltage
Q. What is the effect of increasing the capacitance in a capacitor in an AC circuit on the current?
  • A. Increases current
  • B. Decreases current
  • C. No effect
  • D. Current becomes zero
Q. What is the effect of increasing the capacitance in an AC circuit on the capacitive reactance?
  • A. Increases
  • B. Decreases
  • C. Remains the same
  • D. Becomes zero
Q. What is the effect of increasing the capacitance in an AC circuit on the phase angle between voltage and current?
  • A. Increases phase angle
  • B. Decreases phase angle
  • C. No effect
  • D. Phase angle becomes 90 degrees
Q. What is the effect of increasing the carbon chain length on the acidity of carboxylic acids?
  • A. Increases acidity
  • B. Decreases acidity
  • C. No effect
  • D. Varies with structure
Q. What is the effect of increasing the carbon chain length on the boiling point of aldehydes?
  • A. Decreases
  • B. Increases
  • C. Remains the same
  • D. Varies randomly
Q. What is the effect of increasing the concentration of a reactant in a first-order reaction?
  • A. Rate increases linearly
  • B. Rate decreases
  • C. Rate remains constant
  • D. Rate increases exponentially
Q. What is the effect of increasing the concentration of a solute on the freezing point of a solution?
  • A. Freezing point increases
  • B. Freezing point decreases
  • C. No effect
  • D. Depends on the solute
Q. What is the effect of increasing the concentration of reactants on the rate of a reaction?
  • A. Rate decreases
  • B. Rate increases
  • C. Rate remains constant
  • D. Rate becomes zero
Q. What is the effect of increasing the cross-sectional area 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 current in a coil on the magnetic field produced? (2022)
  • A. Increases the magnetic field
  • B. Decreases the magnetic field
  • C. No effect
  • D. Reverses the magnetic field
Q. What is the effect of increasing the current in a coil on the magnetic field strength?
  • A. Increases
  • B. Decreases
  • C. No effect
  • D. Depends on the coil material
Q. What is the effect of increasing the current in a solenoid on its magnetic field strength? (2021)
  • A. Increases
  • B. Decreases
  • C. No effect
  • D. Reverses direction
Q. What is the effect of increasing the current in a solenoid on the magnetic field inside it?
  • A. Increases
  • B. Decreases
  • C. Remains the same
  • D. Becomes zero
Q. What is the effect of increasing the current in a solenoid on the magnetic field strength?
  • A. Decreases the magnetic field strength
  • B. Increases the magnetic field strength
  • C. Has no effect
  • D. Reverses the magnetic field direction
Q. What is the effect of increasing the current in a solenoid on the magnetic field strength inside it?
  • A. Increases the magnetic field strength
  • B. Decreases the magnetic field strength
  • C. No effect on the magnetic field strength
  • D. Reverses the direction of the magnetic field
Q. What is the effect of increasing the current in a wire on the magnetic field around it?
  • A. Increases the magnetic field
  • B. Decreases the magnetic field
  • C. No effect on the magnetic field
  • D. Reverses the direction of the magnetic field
Q. What is the effect of increasing the curvature of a lens on its focal length?
  • A. Focal length increases
  • B. Focal length decreases
  • C. Focal length remains the same
  • D. Focal length becomes zero
Q. What is the effect of increasing the damping coefficient on the amplitude of oscillation in a damped oscillator?
  • A. Increases amplitude
  • B. Decreases amplitude
  • C. No effect
  • D. Doubles amplitude
Q. What is the effect of increasing the diameter of the potentiometer wire on its resistance?
  • A. Resistance increases
  • B. Resistance decreases
  • C. Resistance remains the same
  • D. Resistance becomes zero
Showing 10141 to 10170 of 17824 (595 Pages)
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