Related Questions

When two pulleys of different diameters are connected by means of an open belt, the angle of contact at the ________ pulley must be taken into consideration.
A Smaller
B Larger
C Either A or B
D None of these
The objective of 'crowning' of the flat pulleys of belt drive is to
A Prevent the belt from running off the pulley
B Increase the power transmission capacity
C Increase the belt velocity
D Prevent the belt joint from damaging the belt surface
The arms of the pulleys for flat belt drive have
A Elliptical cross-section
B Major axis in plane of rotation
C Major axis twice the minor axis
D All the three characteristics
If the number of pulleys in a system is equal to its velocity ratio, then it is a __________ system of pulleys.
A First
B Second
C Third
D None of these
You are about to install a second IDE hard drive in a PC that has only one IDE adapter. Your first hard drive will still be the boot drive. How should the second drive be configured?
A as a master
B as a secondary
C as a slave
D as a primary
E as auto-select
The steel pulleys are __________ in weight than cast iron pulleys of the same capacity.
A Heavier
B Lighter
C Moderate
D None of these
The velocity ratio for the first system of pulleys is (where n is the number of pulleys.)
A n
B n2
C 2n
D 2n - 1
If 'blue' means 'green', green' means 'yellow' 'yellow' means 'orange', 'orange' means 'black', 'black' means 'white', 'white' means 'red', 'red' means 'pink', 'pink' means 'brown', 'brown' means 'grey', than what is the color of human blood?
A black
B red
C white
D orange
In a belt drive, if the pulley diameter is doubled keeping the tension and belt width constant, then it will be necessary to
A Increase the key length
B Increase the key depth
C Increase the key width
D Decrease the key length
A pulley and belt in a belt drive form a
A Cylindrical pair
B Turning pair
C Rolling pair
D Sliding pair

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