Aerodynamics MCQs with answers

1. : What is the energy of a body that moves 5m in a forward direction and then returns to the same position?
(A) Potential energy
(B) Sum of potential energy plus kinetic energy
(C) Kinetic energy
(D) Impulsive energy

2. : What is the measurement of heat in a thermodynamic system?
(A) Entropy
(B) Enthalpy
(C) Internal energy
(D) Heat transfer

3. : Which of the following is enthalpy?
(A) H = U + pV
(B) H = U + p
(C) H = U + I
(D) H = U + pV²

4. : On which of the following law of thermodynamics, energy’s Conservation is based?
(A) The first law of thermodynamics
(B) The second law of thermodynamics
(C) Zeroth law of thermodynamics
(D) Third law of thermodynamics

5. : Which of the following is the SI unit of kinetic energy?
(A) Newton
(B) Joules
(C) Pascal
(D) Meters

6. : A body that has 90 kg mass and moves with the speed of 200 m/s, what is its kinetic energy?
(A) 15000 Joules
(B) 900000 Joules
(C) 21000 Joules
(D) 40000 Joules

7. : Which of the following is the formula for kinetic energy?
(A) KE = 0.5 * m * v
(B) KE = 0.5 * m * v²
(C) KE = m * v²
(D) KE = 0.6 * m * v²

8. : What is the sum of total energy in the energy equation?
(A) Kinetic energy + potential energy
(B) Kinetic energy + pressure energy
(C) Pressure energy + potential energy + Kinetic energy
(D) Pressure energy + potential energy