All screw threads are based upon the curve known as the
ACycloid
BHelix
CInvolute
DParabola
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The highest point on the extrados is called
Delta of crop means
Rate of change of centrifugal acceleration for computing length of transition curve for a vehicle with design speed V kmph is given by :
The difference in pressure between two points is measured by
Rivers which changes course of flow over a period of time is called