Related Questions

In standard taper roller bearings, the angle of taper of outer raceway is
A 5°
B 8°
C 15°
D 25°
The rolling contact bearings as compared to sliding contact bearings have
A Low starting and low running friction except at very high speeds
B Accuracy of shaft alignment
C Small overall dimensions
D All of the above
What type of bearing is used for main bearings and connecting rod bearings?
A Ball bearings
B Plain bearings
C Needle roller bearing
D Taper roller bearing
At Uttara High school each student studies exactly one foreign languages. Three-fifth of the students take Spanish and one-fourth of the remaining students take take German. If all of the others take French, What percent of the students take French?
A 10
B 30
C 20
D 25
When the end of a tap is tapered for about three or four threads, it is known as a
A Taper tap
B Bottoming tap
C Second tap
D None of these
The wheels of a train, engine as well as bogies, are slightly tapered to
A Reduce friction
B Increase friction
C Facilitate braking
D Facilitate in taking turns
A tapered key which fits in a key way in the hub and the bottom of which is shaped to fit the curved surface of the shaft, is known as,
A Hollow saddle key
B Hollow key
C Soft key
D None of these
A tapered key which fits in a key way in the hub and is flat on the shaft, is known as
A Feather key
B Gib-head key
C Wood ruff key
D Flat saddle key
A tapered key which fits in a key-way in the hub and is flat on the shaft, is known as
A Woodruff key
B Feather key
C Flat saddle key
D Gib head key
This is a conical-shaped recess around a hole, often used to receive a tapered screw head:
A Boss
B Spot-face
C Counter-bore
D Countersink

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