Machine Design - Study Mode

[#191] When a bolt and nut is made of mild steel, then the effective height of nut is made equal to (where d = Nominal diameter of bolt)
Correct Answer

(C) d

[#192] The function of cutting oil when threading a pipe is to
Correct Answer

(D) All of the above

[#193] The dedendum is the radial distance from the
Correct Answer

(B) Pitch circle to the bottom of a tooth

[#194] If threads on a bolt are left hand, threads on nut will be
Correct Answer

(B) Left hand with same pitch

[#195] If a load W is applied instantaneously on a bar; Then the stress induced in bar will
Correct Answer

(A) Be independent of ratio of mass of load W to mass of bar (y)