Materials Science and Manufacturing Engineering Miscellaneous


Materials Science and Manufacturing Engineering Miscellaneous

Materials Science and Manufacturing Engineering

  1. In USM the metal removal rate would... with increasing mean grain diameter of the abrasive material









  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: D

    NA


  1. In ECM, the material removal rate will be higher for metal with









  1. View Hint View Answer Discuss in Forum

    For ECM, Material removel rate (MRR) is depondent on atomic weight of material (MRR ∝ A.W.M.)

    Correct Option: D

    For ECM, Material removel rate (MRR) is depondent on atomic weight of material (MRR ∝ A.W.M.)



  1. ECM... (can/cannot) be used for all such materials for which ultrasonic machining is possible, while EDM... (can/cannot) be used for all such materials for which ECM is possible.









  1. View Hint View Answer Discuss in Forum

    Cannot, can. Ultrasonic machining can be done on any material but ECM and EDM can be done for conductive material.

    Correct Option: C

    Cannot, can. Ultrasonic machining can be done on any material but ECM and EDM can be done for conductive material.


  1. In ultrasonic machining the tool ..... at very high frequency with the help of ...... transducers.









  1. View Hint View Answer Discuss in Forum

    Tool vibrates at very high frequency with the help of magnetostrictive transducer.

    Correct Option: A

    Tool vibrates at very high frequency with the help of magnetostrictive transducer.



  1. Complete the manual part program for drilling a hole located at point (20, 20) from the target point. The depth of the hole to be drilled is 15 mm FROM/TARG GOTO/20, 20, 0









  1. View Hint View Answer Discuss in Forum

    After executing drilling process through command (– 154 mm), drill bit were, return for O level and 90 to set point.

    Correct Option: A

    After executing drilling process through command (– 154 mm), drill bit were, return for O level and 90 to set point.