Q. Which of the following machines have the possibility of cavitation?

View solution

Q. The three liquids 1, 2, and 3 with vapor pressures V1, V2 and V3 respectively, are kept under same pressure. If V1 > V2 > V3, which liquid will start boiling early?

View solution

Q. Equal amount of a particular liquid is poured into three similar containers, namely 1, 2 and 3, at a temperature of T1, T2 and T3 respectively. If T1 < T2 < T3, the liquid in which container will have the highest vapor pressure?

View solution

Q. The absolute pressure of a water is 0.5kN above it’s vapor pressure. If it flows with a velocity of 1m/s, what will be the value of Cavitation Number describing the flow induced boiling?

View solution

Q. Which of the following is correct regarding the formation and collapse of vapor bubbles in a liquid?

View solution

Q. Which one of the following is the correct relation between compressibility β and Bulk Modulus k?

View solution

Q. Which one of the following is true about Bulk Modulus of elasticity?

View solution

Q. The value of the Bulk Modulus of elasticity for an incompressible fluid is

View solution

Q. Three fluids 1, 2 and 3 have Bulk Moduli of k1, k2 and k3 respectively. If k1 > k2 > k3, which liquid will have the highest compressibility?

View solution

Q. Bulk Modulus, Pressure, Force, Stress – Which one of these won’t have the same unit as the others?

View solution

Q. Which of the following is the dimension of Bulk Modulus?

View solution

Q. Which one of the following is the unit of compressibility?

View solution

Q. Which of the following is the dimension of compressibility?

View solution

Q. The relation between shear stress Z and velocity gradient du/dy of a fluid is given by

Z = A * (du/dy)ⁿ , where A and n are constants.

If n = 1, what type of fluid will it be?

View solution

Q. The relation between shear stress Z and velocity gradient du/dy of a fluid is given by

Z = A * (du/dy)ⁿ , where A and n are constants.

If n > 1, what type of fluid will it be?

View solution

Q. The relation between shear stress Z and velocity gradient du/dy of a fluid is given by

Z = A * (du/dy)ⁿ , where A and n are constants.

If n < 1, what type of fluid will it be?

View solution

Q. The relation between shear stress Z and velocity gradient du/dy of a fluid is given by

Z = A * (du/dy)ⁿ + B , where A, n and B are constants.

Which of the following conditions will hold for a Bingham plastic?

View solution

Q. The relation between shear stress Z and velocity gradient du/dy of a fluid is given by

Z = A * (du/dy)ⁿ + B , where A, n and B are constants.

Which of the following conditions will hold for a Rheopectic?

View solution

Q. The relation between shear stress Z and velocity gradient du/dy of a fluid is given by

Z = A * (du/dy)ⁿ + B , where A, n and B are constants.

Which of the following conditions will hold for a Thixotropic fluid?

View solution

Q. Which of the following is a shear-thinnning fluid?

View solution