Consider the below statements with respect to "Power transmission devices used to transmit power from one shaft to another" and Identify the correct answer.
Statement A: Belt drives are used where exact velocity ratio is not required.
Statement B: The chain drive is considered as positive drive as no slip is observed during power transmission.
1
Both statements are incorrect
2
Statement B is correct and A is incorrect
3
Both statements are correct
4
Statement A is correct and B is incorrect
5
Question Not Attempted