1. What will be the power if the PLAN for both 2-stroke and 4-stroke engine is same?
2. What is the indicator diagram?
3. What are the purpose of taking indicator diagram?
4. What are the types of indicator diagram?
5. What is indicated power? How to calculate power?
6. Steps to take indicator diagram?
7. Purpose of Power diagram, Out-of-phase diagram, Compression diagram, Light spring diagram?
8. When indicator diagram is taken?
9. What are the necessary precaution to avoid indicator malfunction?
10. What are the steps to be taken when compression pressure is low?

Pipe & Valves (Set 5)


Multiple Choice Questions


1. Which of the valves listed below permits flow in only one direction?




2. Allowances may be made for the expansion and contraction in piping by the use of expansion joints or ___________.




3. On tankers with manually operated tank valves, the type of valve most commonly used is the ___________.




4. Valves used in the machinery space piping systems, and constructed with threaded valve stems, must be ___________.




5. The movement of steam piping, as a result of changes in temperature, is compensated for by the use of ___________.




6. Which of the problems listed could happen if you attempted to force open a valve "frozen" in position by using a wrench on the handwheel?




7. Which of the valves listed should be used either in the fully opened or the fully closed position?




8. Before making up a flanged joint, you should ___________.




9. Joints in pipelines must be properly aligned before they are connected because ___________.




10. The valve which is most suited for regulating the flow through a pipeline is a ___________.