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  • Question
  • An open tank containing liquid is made to move from rest with a uniform acceleration. The angle 0 which the free surface of liquid makes with the horizontal is such that (where a = Horizontal acceleration of the tank, and g = Acceleration due to gravity)


  • Options
  • A. tan ? = a/g
  • B. tan ? = 2 a/g
  • C. tan ? = a/2g
  • D. tan ? = a2/2g

  • Correct Answer
  • tan ? = a/g 


  • More questions

    • 1. The component in the radiator of an automobile that increases the boiling point of water is

    • Options
    • A. drain plug
    • B. water jacket
    • C. vacuum valve
    • D. pressure cap
    • Discuss
    • 2. A steel with carbon above 0.8% is known as hyper-eutectoid steel.

    • Options
    • A. Agree
    • B. Disagree
    • Discuss
    • 3. The stress at which the extension of the material takes place more quickly as compared to the increase in load, is called

    • Options
    • A. elastic limit
    • B. yield point
    • C. ultimate point
    • D. breaking point
    • Discuss
    • 4. When a beam is subjected to a bending moment, the strain in a layer is __________ the distance from the neutral axis.

    • Options
    • A. equal to
    • B. directly proportional to
    • C. inversely proportional to
    • D. independent of
    • Discuss
    • 5. The operation of smoothing and squaring the surface around a hole is known as

    • Options
    • A. counter-sinking
    • B. counter-boring
    • C. trepanning
    • D. spot facing
    • Discuss
    • 6. The friction present between the steam and the nozzle surfaces reduces the heat drop by

    • Options
    • A. 10 to 15 percent
    • B. 15 to 25 percent
    • C. 25 to 40 percent
    • D. 40 to 60 percent
    • Discuss
    • 7. Which of the following process is used for preparing parts having large curved surfaces and thin sections?

    • Options
    • A. Hot machining
    • B. Ultra-sonic machining
    • C. ECM process
    • D. Chemical milling
    • Discuss
    • 8. Flank wear occurs mainly on the

    • Options
    • A. nose part, front relief face and side relief face of the cutting tool
    • B. face of the cutting tool at a short distance from the cutting edge
    • C. cutting edge only
    • D. front face only
    • Discuss
    • 9. The lip clearance angle should decrease towards the centre of the drill than at the circumference.

    • Options
    • A. Yes
    • B. No
    • Discuss
    • 10. The ductility of a material __________ with the increase in percentage reduction in area of a specimen under tensile test.

    • Options
    • A. increases
    • B. decreases
    • C. remains same
    • Discuss


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