WorksheetsCivil war—Day 19-Oct 15-kwa-masonry,floor,roof,mech - bearings
Total questions: 10
Worksheet time: 5mins
Identify an incorrect statement about Dutch bond —
Alternate courses are of headers and stretchers
Quoin of a stretcher course is a three-quarter bat
A header is introduced next to the three-quarter bat in every alternate stretcher course
Every header is centrally supported over the stretcher below it
In case of an obtuse squint, the enclosed angle on the inside wall usually varies between —
90° to 180°
180° to 360°
105° to 135°
120°
Which of the following is an example of water-proof, vermin-proof, dustless, and jointless flooring?
Asphalt flooring
Cork flooring
Linoleum flooring
Magnesite flooring
Sleeper walls in ground floors are constructed at a centre-to-centre spacing of —
2–4 m
1.2–1.8 m
0.5–1 m
None of these
The economic spacing of roof trusses depends mainly upon —
Cost of purlins and cost of roof covering
Cost of roof covering and dead load
Dead load and live load
Live load and cost of purlin
In folded-plate roofs, formwork can be removed after —
7 days
3 days
14 days
21 days
Which type of bearing is used where slight angular misalignment occurs between shaft and housing?
Self-aligning bush bearing
Adjustable slide bearing
Split bearing
Solid bearing
Which among the following bearings can take vertical thrust load but not radial load?
Ball bearing
Tapered roller bearing
Roller bearing
Thrust ball bearing
A barstool is subjected to —
Radial load only
Thrust load only
Both radial and thrust load
Neither
The advantage of a tapered roller bearing is that —
Each roller shares total workload
Each roller aligns itself between cup and cone
Wide contact area ensures accurate alignment
All of the above
