Lakshya Education MCQs

Question: Density of water is maximum at
Options:
A. 0° C
B. 0° K
C. 4° C
D. 100° C
Answer: Option C

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More Questions on This Topic :

Question 1. In a forced vortex, the velocity of flow everywhere within the fluid is
  1.     Maximum
  2.     Minimum
  3.     Zero
  4.     Nonzero finite
Answer: Option D
Question 2. The maximum efficiency of transmission through a pipe is
  1.     50 %
  2.     56.7 %
  3.     66.67 %
  4.     76.66 %
Answer: Option C
Question 3. Which of the following hydraulic unit is used for transmitting increased or decreased torque to the driven shaft?
  1.     Hydraulic ram
  2.     Hydraulic intensifier
  3.     Hydraulic torque converter
  4.     Hydraulic accumulator
Answer: Option C
Question 4. The force per unit length is the unit of
  1.     Surface tension
  2.     Compressibility
  3.     Capillarity
  4.     Viscosity
Answer: Option A
Question 5. Euler's dimensionless number relates the following
  1.     Inertial force and gravity
  2.     Viscous force and inertial force
  3.     Viscous force and buoyancy force
  4.     Pressure force and inertial force
Answer: Option D
Question 6. A water tank contains 1.3 m deep water. the pressure exerted by the water per metre length of the tank is
  1.     2.89 kN
  2.     8.29 kN
  3.     9.28 kN
  4.     28.9 kN
Answer: Option B

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