⟩ The Shape tool lets you reshape the boundary of the bitmap to exclude areas without deleting them. a Yes b No
a: Yes
a: Yes
An open belt drive is used when A. shafts are arranged parallel and rotate in the opposite directions B. shafts are arranged parallel and rotate in the same directions C. shafts are arranged at right angles and rotate in one definite direction D. driven shaft is to be started or stopped whenever desired without interferring with the driving shaft
The size of a gear is usually specified by A. pressure angle B. pitch circle diameter C. circular pitch D. diametral pitch
When two non-intersecting and non-coplaner shafts are connected by gears, the arrangement is known as A. spur gearing B. helical gearing C. bevel gearing D. spiral gearing
Screws jacks have multiple threads. A. Agree B. Disagree
In a gear, having involute teeth, the normal to the involute is a tangent to the A. pitch circle B. base circle C. addendum circle D. dedendum circle
The square threads are not so strong as V-threads but they offer less frictional resistance to motion than Whitworth threads. A. Correct B. Incorrect
In second type of levers, A. load is in between the fulcrum and effort B. effort is in between the fulcrum and load C. fulcrum is in between the load and effort D. none of these
The backlash for spur gears depends upon A. module B. pitch line velocity C. tooth profile D. both (a) and (b)
A sliding bearing which operates without any lubricant present, is called A. zero film bearing B. boundary lubricated bearing C. hydrodynamic lubricated bearing D. hydrostatic lubricated bearing
When screw threads are to be used in a situation where power is being transmitted in one direction only, then the screw threads suitable for this will be A. square threads B. acme threads C. knuckle threads D. buttress threads