Engineering & Architecture Admissions

Download Q&A
Q. For a given mass, which of the following configurations will have the smallest moment of inertia?
  • A. All mass at the center
  • B. Mass distributed evenly
  • C. Mass at the edge
  • D. Mass concentrated at one end
Q. For a hollow sphere of mass M and radius R, what is the moment of inertia about an axis through its center?
  • A. 2/5 MR^2
  • B. 3/5 MR^2
  • C. 2/3 MR^2
  • D. MR^2
Q. For a monoatomic ideal gas, the RMS speed is given by which of the following expressions?
  • A. sqrt((3kT)/m)
  • B. sqrt((3RT)/M)
  • C. Both of the above
  • D. None of the above
Q. For a point charge, the electric field varies with distance r as?
  • A. 1/r
  • B. 1/r²
  • C. 1/r³
  • D. 1/r⁴
Q. For a process to be reversible, it must be:
  • A. Fast
  • B. Quasi-static
  • C. Adiabatic
  • D. Isochoric
Q. For a process with ΔH = 200 kJ and ΔS = 0.5 kJ/K, what is ΔG at 400 K?
  • A. 200 kJ
  • B. 180 kJ
  • C. 220 kJ
  • D. 160 kJ
Q. For a reaction A → B, if the rate of formation of B is 0.5 mol/L/s, what is the rate of disappearance of A?
  • A. 0.5 mol/L/s
  • B. 1.0 mol/L/s
  • C. 0.25 mol/L/s
  • D. 2.0 mol/L/s
Q. For a reaction A → B, if the rate of reaction doubles when the concentration of A is doubled, what is the order of the reaction with respect to A?
  • A. Zero order
  • B. First order
  • C. Second order
  • D. Third order
Q. For a reaction at constant temperature and pressure, which of the following is true?
  • A. ΔG = ΔH + TΔS
  • B. ΔG = ΔH - TΔS
  • C. ΔG = TΔS - ΔH
  • D. ΔG = ΔS - ΔH
Q. For a reaction at equilibrium, if the concentration of products increases, what will happen to the equilibrium position?
  • A. Shift to the left
  • B. Shift to the right
  • C. No change
  • D. Depends on temperature
Q. For a reaction at equilibrium, the change in Gibbs free energy (ΔG) is equal to:
  • A. ΔH - TΔS
  • B. 0
  • C. ΔS - TΔH
  • D. ΔH + TΔS
Q. For a reaction at standard conditions, if ΔG° is negative, what can be said about the equilibrium constant (K)?
  • A. K < 1
  • B. K = 1
  • C. K > 1
  • D. K is undefined
Q. For a reaction at standard conditions, if ΔG° is positive, what can be said about the reaction?
  • A. The reaction is spontaneous in the forward direction.
  • B. The reaction is spontaneous in the reverse direction.
  • C. The reaction is at equilibrium.
  • D. The reaction is impossible.
Q. For a reaction at standard conditions, if ΔG° is positive, what does it imply?
  • A. The reaction is spontaneous in the forward direction.
  • B. The reaction is at equilibrium.
  • C. The reaction is non-spontaneous in the forward direction.
  • D. The reaction will proceed rapidly.
Q. For a reaction at standard conditions, if ΔG° is positive, what does it indicate?
  • A. The reaction is spontaneous in the forward direction.
  • B. The reaction is non-spontaneous in the forward direction.
  • C. The reaction is at equilibrium.
  • D. The reaction is spontaneous in the reverse direction.
Q. For a reaction with a rate constant k, what is the relationship between the rate of reaction and the concentration of reactants for a first-order reaction?
  • A. Rate = k[A]^2
  • B. Rate = k[A]
  • C. Rate = k[A]^3
  • D. Rate = k[A]^0
Q. For a reaction with ΔH = 100 kJ and ΔS = 200 J/K, at what temperature will the reaction become spontaneous?
  • A. 500 K
  • B. 250 K
  • C. 200 K
  • D. 100 K
Q. For a reaction with ΔH = 100 kJ/mol and ΔS = 200 J/mol·K, at what temperature will the reaction become spontaneous?
  • A. 500 K
  • B. 250 K
  • C. 200 K
  • D. 100 K
Q. For a reaction with ΔH = 50 kJ/mol and ΔS = 100 J/mol·K, at what temperature will the reaction become spontaneous?
  • A. 500 K
  • B. 250 K
  • C. 1000 K
  • D. 200 K
Q. For a rectangular plate of mass M and dimensions a x b, what is the moment of inertia about an axis through its center and parallel to side a?
  • A. 1/12 Mb^2
  • B. 1/3 Mb^2
  • C. 1/4 Mb^2
  • D. 1/6 Mb^2
Q. For a reversible process, the change in entropy is given by which of the following?
  • A. ΔS = Q/T
  • B. ΔS = W/T
  • C. ΔS = Q + W
  • D. ΔS = 0
Q. For a reversible process, the change in entropy of the system is equal to the heat absorbed divided by the temperature. This is expressed as:
  • A. ΔS = Q/T
  • B. ΔS = T/Q
  • C. ΔS = Q + T
  • D. ΔS = Q - T
Q. For a reversible process, the change in entropy of the system is equal to the heat absorbed divided by the temperature. What is the formula?
  • A. ΔS = Q/T
  • B. ΔS = T/Q
  • C. ΔS = Q*T
  • D. ΔS = Q + T
Q. For a reversible process, the change in entropy of the universe is:
  • A. Zero
  • B. Positive
  • C. Negative
  • D. Undefined
Q. For a reversible process, the efficiency of a Carnot engine is given by which formula?
  • A. 1 - (T2/T1)
  • B. T1/T2
  • C. T2/T1
  • D. 1 - (T1/T2)
Q. For a satellite in a circular orbit, which of the following is true about its kinetic and potential energy?
  • A. K.E. = P.E.
  • B. K.E. > P.E.
  • C. K.E. < P.E.
  • D. K.E. = 0
Q. For a satellite in a low Earth orbit, what is the approximate altitude range? (2000)
  • A. 200-2000 km
  • B. 500-10000 km
  • C. 1000-20000 km
  • D. 30000-40000 km
Q. For a satellite in a stable orbit, what must be true about the centripetal force and gravitational force?
  • A. Centripetal force is greater than gravitational force
  • B. Centripetal force is less than gravitational force
  • C. Centripetal force equals gravitational force
  • D. Centripetal force is independent of gravitational force
Q. For a single slit of width 'a', what is the angular position of the first minimum?
  • A. λ/a
  • B. a/λ
  • C. sin θ = λ/a
  • D. tan θ = λ/a
Q. For a solenoid of length L and n turns per unit length carrying current I, what is the magnetic field inside the solenoid?
  • A. μ₀nI
  • B. μ₀I/n
  • C. μ₀I/L
  • D. μ₀nI/L
Showing 2251 to 2280 of 10700 (357 Pages)
Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely