logo

CuriousTab

CuriousTab

Discussion

Home ‣ Mechanical Engineering ‣ Hydraulics and Fluid Mechanics Comments
  • Question

  • In case of flow through parallel pipes,


  • Options
  • A. the head loss for all the pipes is same
  • B. the total discharge is equal to the sum of discharges in the various pipes
  • C. the total head loss is the sum of head losses in the various pipes
  • D. Both (A) and (B)

  • Correct Answer
  • Both (A) and (B) 

    • Hydraulics and Fluid Mechanics problems

    Search Results

    • 1. An internal mouthpiece is said to be running free if the length of the mouthpiece is __________ the diameter of the orifice.

    • Options
    • A. less than twice
    • B. more than twice
    • C. less than three times
    • D. more than three times
      • Discuss
    • 2. A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. Which of the following statement is correct?

    • Options
    • A. The pressure on the wall at the liquid level is minimum.
    • B. The pressure on the bottom of the wall is maximum.
    • C. The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum
    • D. The pressure on the bottom of the wall is zero.
      • Discuss
    • 3. An error of 1% in measuring head over the crest of the notch (H) will produce an error of __________ in discharge over a triangular notch,

    • Options
    • A. 1%
    • B. 1.5%
    • C. 2%
    • D. 2.5%
      • Discuss
    • 4. The property of a liquid which controls its rate of flow is called viscosity.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. A flow is called sonic, if the Mach number is unity.

    • Options
    • A. Agree
    • B. Disagree
      • Discuss
    • 6. A point, in a compressible flow where the velocity of fluid is zero, is called

    • Options
    • A. critical point
    • B. vena contracta
    • C. stagnation point
    • D. none of these
      • Discuss
    • 7. The torque required to overcome viscous resistance of a collar bearing is (where R1 and R2 = External and internal radius of collar)

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 8. Barometer is used to measure

    • Options
    • A. velocity of liquid
    • B. atmospheric pressure
    • C. pressure in pipes and channels
    • D. difference of pressure between two points in a pipe
      • Discuss
    • 9. The power transmitted through the nozzle is maximum when the head lost due to friction in the pipe is __________ of the total supply head.

    • Options
    • A. one-half
    • B. one-third
    • C. two-third
      • Discuss
    • 10. The increase in pressure at the outer edge of a drum of radius (r) completely filled up with liquid of density (?) and rotating at (?) rad/s is

    • Options
    • A. ? ?2 r2
    • B. 2? ?2 r2
    • C.
    • D.
      • Discuss

    Comments

    There are no comments.
Enter a new Comment




Aptitude

Engineering

Programming

Reasoning

Links

Copyright ©CuriousTab. All rights reserved.