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  • Question
  • The tool made of cemented carbide wear out faster at


  • Options
  • A. slow speeds
  • B. medium speeds
  • C. fast speeds
  • D. very fast speeds

  • Correct Answer
  • slow speeds 


  • Production Engineering problems


    Search Results


    • 1. During adiabatic saturation process on unsaturated air __________ remains constant.

    • Options
    • A. relative humidity
    • B. dew point temperature
    • C. dry bulb temperature
    • D. wet bulb temperature
    • Discuss
    • 2. Which of the following statement is wrong?

    • Options
    • A. The heat transfer in liquid and gases takes place according to convection.
    • B. The amount of heat flow through a body is dependent upon the material of the body.
    • C. The thermal conductivity of solid metals increases with rise in temperature,
    • D. Logarithmic mean temperature difference is not equal to the arithmetic mean temperature difference.
    • Discuss
    • 3. As relative humidity decreases, the dew point temperature will be __________ wet bulb temperature.

    • Options
    • A. same as
    • B. lower than
    • C. higher man
    • Discuss
    • 4. The heat transfer by conduction through a thick sphere is same as through a thick cylinder.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. In a psychrometric process, the sensible heat added is 30 kJ/s and the latent heat added is 20 kJ/s. The sensible heat factor for the process will be

    • Options
    • A. 0.3
    • B. 0.6
    • C. 0.67
    • D. 1.5
    • Discuss
    • 6. The lead screw of a lathe has __________ threads.

    • Options
    • A. single start
    • B. double start
    • C. multi-start
    • D. any one of these
    • Discuss
    • 7. The cutting tool in a milling machine is mounted on

    • Options
    • A. spindle
    • B. arbor
    • C. column
    • D. knee
    • Discuss
    • 8. Drilling is an example of

    • Options
    • A. orthogonal cutting
    • B. oblique cutting
    • C. simple cutting
    • D. uniform cutting
    • Discuss
    • 9. The lip angle of a single point tool is usually

    • Options
    • A. 20° to 40°
    • B. 40° to 60°
    • C. 60° to 80°
    • D. none of these
    • Discuss
    • 10. The work or surface speed for cylindrical grinding varies from

    • Options
    • A. 5 to 10 m/min
    • B. 10 to 20 m/min
    • C. 20 to 30 m/min
    • D. 40 to 60 m/min
    • Discuss


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