THE_LOAD_CUP_OF_A_SCREW_JACK_IS_MADE_SEPARATE_FROM_THE_HEAD_OF_THE_SPI – McqOptions

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1.	THE_LOAD_CUP_OF_A_SCREW_JACK_IS_MADE_SEPARATE_FROM_THE_HEAD_OF_THE_SPINDLE_TO?$
A.	enhance the load carrying capacity of the jack
B.	reduce the effort needed for lifting the working load
C.	reduce the value of frictional torque required to be countered for lifting the load
D.	prevent the rotation of load being lifted
Answer» E.

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