Cam ring of unbalanced vane pump is? A. Round B. Elliptical C. Both a and b D. None of these Right Answer: A. Round Share : January 22, 2018 Hassan Ali Mechanical Engineering Total 1 Votes: 0 1 Tell us how can we improve this Mcqs? Captcha: + = Verify Human or Spambot ? Related Mcqs Check Below -1 N/m2 pressure is equivalent to?Which method is calculated considering geometric average of ordinates?For designing ductile materials, which of the following theories is/are used?