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Home ‣ Mechanical Engineering ‣ Hydraulics and Fluid Mechanics See What Others Are Saying!
  • Question

  • Whenever a plate is held immersed at some angle with the direction of flow of the liquid, it is subjected to some pressure. The component of this pressure, at right angles to the direction of flow of the liquid is known as lift.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 

    • More questions

    • 1. Seam welding is best adopted for metal thickness ranging from

    • Options
    • A. 0.025 to 3 mm
    • B. 3 to 5 mm
    • C. 5 to 8 mm
    • D. 8 to 10 mm
      • Discuss
    • 2. A spring used to absorb shocks and vibrations is

    • Options
    • A. conical spring
    • B. torsion spring
    • C. leaf spring
    • D. disc spring
      • Discuss
    • 3. A manometer can be used to measure vacuum pressures.

    • Options
    • A. Agree
    • B. disagree
      • Discuss
    • 4. Cold working of metal increases

    • Options
    • A. tensile strength
    • B. yield strength
    • C. hardness
    • D. all of these
      • Discuss
    • 5. The strength of the shaft is judged by the torque transmitted by the shaft.

    • Options
    • A. Yes
    • B. No
      • Discuss
    • 6. The pressure of a liquid measured with the help of a piezometer tube is

    • Options
    • A. vacuum pressure
    • B. gauge pressure
    • C. absolute pressure
    • D. atmospheric pressure
      • Discuss
    • 7. Workdone by a two-stage reciprocating air compressor per cycle is equal to the workdone in LP. cylinder and H.P. cylinder.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. The ratio between two consecutive spindle speeds for a six-speed drilling machine using drills of diameter 6.25 to 25 mm size and at a cutting velocity of 18 m/min is

    • Options
    • A. 1.02
    • B. 1.32
    • C. 1.66
    • D. 1.82
      • Discuss
    • 9. Enriched uranium may contain fissionable contents from

    • Options
    • A. 1 to 40%
    • B. 10 to 50%
    • C. 1 to 80%
    • D. 1 to 99%
      • Discuss
    • 10. In aqua-ammonia absorption refrigeration system, incomplete rectification leads to accumulation of water in

    • Options
    • A. condenser
    • B. evaporator
    • C. absorber
    • D. none of these
      • Discuss

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