In order to permit the thermal expansion/contraction of tubing, it should be______________?

Related Mcqs:

In testing a material for endurance strength, it is subjected to_______________________?

A. static load B. dynamic load C. impact load D. static as well as dynamic load E. completely reversed load...

Rankine’s theory of failure is applicable for following type of materials___________________?

A. brittle B. ductile C. elastic D. plastic E. tough...

Set screws are_________________?

A. similar to small size tap bolts except that a greater variety of shapes of heads are available B. slotted for a screw driver and generally used with a nut C. used to prevent relative motion be-tween parts D. similar to stud E. none of the above...

In oilness bearings________________?

A. the oil film pressure is generated only by the rotation of the journal B. the oil film is maintained by supplying oil under pressure C. do not require external supply of lubricant D. grease required to be applied after some intervals E. none of the above...

If threads on a bolt are left hand, threads on nut will be_____________________?

A. right hand with same pitch B. left hand with same pitch C. could be left or right hand D. right hand with fine pitch E. left hand with fine pitch...