Engineering & Architecture Admissions

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Q. If the temperature of a gas is doubled, what happens to its RMS speed?
  • A. Increases by a factor of sqrt(2)
  • B. Increases by a factor of 2
  • C. Increases by a factor of sqrt(3)
  • D. Remains the same
Q. If the temperature of a gas is halved, what happens to its RMS speed?
  • A. Increases by sqrt(2)
  • B. Decreases by sqrt(2)
  • C. Remains the same
  • D. Decreases by 2
Q. If the temperature of a gas is increased at constant volume, what happens to the pressure?
  • A. Increases
  • B. Decreases
  • C. Remains constant
  • D. Becomes zero
Q. If the temperature of a gas is increased from 200 K to 800 K, how does the RMS speed change?
  • A. Increases by 2
  • B. Increases by 4
  • C. Increases by sqrt(4)
  • D. Decreases by sqrt(4)
Q. If the temperature of a gas is increased from 300 K to 600 K, how does the RMS speed change?
  • A. It doubles
  • B. It increases by sqrt(2)
  • C. It increases by sqrt(3)
  • D. It remains the same
Q. If the temperature of a gas is increased while keeping the volume constant, what happens to the pressure?
  • A. Pressure decreases
  • B. Pressure increases
  • C. Pressure remains constant
  • D. Pressure becomes zero
Q. If the temperature of a liquid increases, what happens to its viscosity?
  • A. Increases
  • B. Decreases
  • C. Remains constant
  • D. Varies unpredictably
Q. If the temperature of a material increases, what happens to its Young's modulus?
  • A. Increases
  • B. Decreases
  • C. Remains constant
  • D. Depends on the material
Q. If the temperature of a metallic conductor increases, what happens to its resistivity?
  • A. Increases
  • B. Decreases
  • C. Remains constant
  • D. Becomes zero
Q. If the temperature of a system is increased, what happens to its entropy?
  • A. It decreases
  • B. It remains constant
  • C. It increases
  • D. It becomes zero
Q. If the temperature of an ideal gas is doubled at constant volume, what happens to the average kinetic energy of the gas molecules?
  • A. It remains the same.
  • B. It doubles.
  • C. It triples.
  • D. It halves.
Q. If the temperature of an ideal gas is doubled at constant volume, what happens to its pressure?
  • A. It halves
  • B. It remains the same
  • C. It doubles
  • D. It quadruples
Q. If the temperature of an ideal gas is doubled at constant volume, what happens to the pressure?
  • A. It remains the same
  • B. It doubles
  • C. It triples
  • D. It quadruples
Q. If the temperature of an ideal gas is doubled while keeping the pressure constant, what happens to its volume?
  • A. It halves
  • B. It doubles
  • C. It remains the same
  • D. It quadruples
Q. If the temperature of an ideal gas is doubled while keeping the volume constant, what happens to the pressure?
  • A. It remains the same.
  • B. It doubles.
  • C. It triples.
  • D. It halves.
Q. If the temperature of an object increases, what happens to the rate of heat radiation from that object?
  • A. Decreases
  • B. Increases
  • C. Remains constant
  • D. Becomes zero
Q. If the temperature of an object increases, what happens to the rate of heat transfer by radiation?
  • A. Decreases
  • B. Increases
  • C. Remains constant
  • D. Becomes zero
Q. If the temperature of an object is doubled, how does its thermal radiation change according to the Stefan-Boltzmann law?
  • A. It doubles
  • B. It quadruples
  • C. It remains the same
  • D. It increases eightfold
Q. If the temperature of an object is doubled, how does the rate of heat radiation change?
  • A. It doubles
  • B. It quadruples
  • C. It remains the same
  • D. It halves
Q. If the torque is doubled while keeping the distance constant, what happens to the force applied?
  • A. It doubles
  • B. It halves
  • C. It remains the same
  • D. It quadruples
Q. If the torque on a rotating object is doubled while the radius remains constant, what happens to the force applied?
  • A. It doubles
  • B. It halves
  • C. It remains the same
  • D. It quadruples
Q. If the torque on an object is zero, what can be said about the forces acting on it?
  • A. The object is at rest.
  • B. The net force is zero.
  • C. The forces are balanced.
  • D. The forces are acting along the same line.
Q. If the torque on an object is zero, which of the following must be true?
  • A. The net force is zero.
  • B. The object is at rest.
  • C. The forces are balanced.
  • D. The line of action of the forces passes through the pivot.
Q. If the total charge enclosed by a Gaussian surface is zero, what can be said about the electric field on that surface?
  • A. It is zero everywhere
  • B. It can be non-zero
  • C. It is constant
  • D. It is infinite
Q. If the total energy of a simple harmonic oscillator is 50 J and the mass is 2 kg, what is the maximum speed of the mass?
  • A. 5 m/s
  • B. 10 m/s
  • C. 15 m/s
  • D. 20 m/s
Q. If the total resistance in a Wheatstone bridge is 30Ω and the bridge is balanced, what is the current through the galvanometer?
  • A. 0A
  • B. 1A
  • C. 2A
  • D. Depends on the voltage
Q. If the total resistance in a Wheatstone bridge is increased, what happens to the current in the circuit?
  • A. It increases
  • B. It decreases
  • C. It remains the same
  • D. It becomes zero
Q. If the true value of a measurement is 50 and the measured value is 48, what is the absolute error?
  • A. 2
  • B. 48
  • C. 50
  • D. 52
Q. If the true value of a measurement is 50.0 cm and a student records a value of 49.5 cm, what is the absolute error?
  • A. 0.5 cm
  • B. 0.0 cm
  • C. 0.5 m
  • D. 1.0 cm
Q. If the true value of a measurement is 50.0 cm and the measured value is 49.5 cm, what is the absolute error?
  • A. 0.5 cm
  • B. 1.0 cm
  • C. 0.1 cm
  • D. 0.2 cm
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