MCQ
Which is a positive drive ?
Options
A) Chain drive
B) Gear drive
C) Timing belt drive
D) All of above
Correct answer : option D ( solution discussed below)
Solution
The mechanical drive in which slip is not occurs between two elements thats types of drive is called as positive drive.
In positive drive slip is not occurs so positive drive efficiency for power transmission is good than negative drive
Positive drive example
1. Chain drive
2. Gear belt
3. Timing belt drive
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