131. A shaft is subjected to
132. When the belt speed increases
133. If a spring is cut down into two springs, the stiffness of cut springs will be
134. In worm, gears, pitch lead angle is
135. In helical bevel gearing, the axes of shafts are __________ and the teeth are curved.
136. A flanged pipe joint will be a leak-proof joint, if the circumferential pitch of the bolts is (where d = Diameter of bolt hole)
137. The diameter of the rivet hole is usually __________ the nominal diameter of the rivet.
138. In designing a flange coupling, the pitch circle diameter of bolts is taken as (where d = Diameter of the shaft)
139. In designing a sleeve coupling, length of the sleeve is taken as (where d = Diameter of the shaft)
140. In designing a sleeve coupling, outer diameter of the sleeve is taken as (where d = Diameter of the shaft)
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