Q2. With reference to marine diesel engine lubrication:
(a) Define EACH of the following terms:
(i) Viscosity (1)
(ii) Viscosity Index (VI) (1)
(iii) Pour point (1)
(iv) Flash point (1)
(b) Describe FOUR important characteristics of lubricating oil. (8)
(c) State FOUR important additives found in lubricating oil. (4)
Q2. With reference to a gear pump suitable for use with fuel or lubricating oil:
(a) Sketch a cross-section indicating the flow of fluid. (10)
(b) Explain the operating principle. (6)
Username or email address *Required
Password *Required
Note: Entering wrong username in the login form will ban your IP address immediately. Entering wrong password multiple times will also ban your IP address temporarily.
Log in
Lost your password? Remember me
No account yet?
