Browsing category
When a nut is tightened by plag a washer below it, the bolt will be subjected to following type of loads___________________? A. compressionB. tension C. shear D. combined loads E. all of the above
The shear plane in case of bolts should_________________? A. be across threaded portion of shank B. be parallel to axis of bolt C. be normal to threaded portion of shankD. never be across the threaded portion E. none of the above
The strap end of a connecting rod of steam engine is joined by_________________? A. gib of cotter joint B. sleeve and cotter joint C. spigot socket cotter joint D. knuckle joint E. universal coupling
In order to permit the thermal expansion/contraction of tubing, it should be______________? A. crimped B. honed C. flaredD. bent E. none of the above
Silver-based solder is used for__________________? A. flaringB. brazing C. soft soldering D. fusion welding E. none of the above
Taper on the cotter and slot is provided_________________? A. on both the sidesB. on one side only C. on none of the sides D. may be provided anywhere E. none of the above
The valve rod in a steam engine is connected to an eccentric rod by_________________? A. cotter joint B. bolted jointC. kunckle joint D. universal coupling E. gib and cotter joint
The draw of cotter need not exceed_________________? A. 3 mm B. 5 mm C. 10 mm D. 20 mm E. 25 mm
Taper usually provided on cotter is_________________? A. 1 in 5 B. 1 in 10C. 1 in 24 D. 1 in 40 E. 1 in 50
If d is the normal diameter of a bolt in mm, then the initial tension in kg in a bolt used for making a fluid tight joint as for steam engine cover joint is calculated by the relation_______________? A. 102 d B. 124 d C. 138 d D. 151 dE. 168 d