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In spur gears, the circle on which the involute is generated is called...

Q.  
In spur gears, the circle on which the involute is generated is called the


Answer & Explanation

In spur gears, the circle on which the involute is generated is called the base circle.

Thus correct option is: C.

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More Questions Theory of Machines:

Q.  
If reduction ratio of about 50 is required in a gear drive, then the most appropriate gearing would be

A. Spur gears

B. Bevel gears

C. Double helical gears

D. Worm and worm wheel


Answer & Explanation

Q.  
The distance between two parallel shafts is 20 mm and they are connected by an Oldham’s coupling. The driving shaft revolves at 180 rpm. What will be the maximum speed of sliding of the tongue of the intermediate piece along its groove?

A. 0.575 m/s

B. 0.454 m/s

C. 0.376 m/s

D. Indeterminate


Answer & Explanation

Q.  
In a flat belt drive the belt can be subjected to a maximum tension T and centrifugal tension Tc. What is the condition for transmission of maximum power?

A. T = Tc

B. T =√3Tc

C. T = 2Tc

D. T = 3Tc


Answer & Explanation

Q.  
For spur with gear ratio greater than one, the interference is most likely to occur near the

A. Pitch point

B. Point of beginning of contact

C. Point of end of contact

D. Root of the tooth


Answer & Explanation
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