Power engineering 4a - Study guides, Class notes & Summaries

Power Engineering 4A - Unit 1 - Elementary mechanics and dynamics Exam

Power Engineering 4A Questions and Answers Already Passed The typical time required to heat a fluidized bed to ignition temperature prior to the introduction of coal is: Select one: a. Two hours b. Three hours c. One hour d. 30 minutes C The typical time required to heat a fluidized bed to ignition temperature prior to the introduction of coal is: Select one: a. Two hours b. Three hours c. One hour d. 30 minutes C When welding thick materials, proper weld groove selec...

4A Power Engineering - Unit 12: Elements Of A Boiler System: Q&A

Heat Exchangers, 4A Power Engineering - Units 1 – 6 Questions and Answers Rated A+ 1. Which of the following is not a definition of a power plant? a) Any one or more boilers in which steam or other vapour is generated at more than 103 kPa (15 psi). b) Any one or more boilers containing liquid and having a working pressure exceeding 1100 kPa (160 psi). c) Any one or more boilers containing liquid and having a working temperature exceeding 121 degrees Celsius (250 degrees Fahrenh...

Power Engineering 4A - Unit 9 - Plant Instrumentation Questions and Answers

Power Engineering 4a - Unit 12 - Elements of a boiler system latest update graded A+ Carbon that is not combined with hydrogen is referred to as: Select one: a. Mono-carbon b. Separated carbon c. Free carbon d. Fixed carbon D As a general rule the size of the condensate receiver should be large enough to hold a volume of condensate equal to the water evaporated by the boiler in a _____ period. Select one: a. One and one half hour b. One hour c. 45 minute d. 20 to 30 minu...

4A Power Engineering: Units 7 – 12 Solved 100% Correct

Power Engineering 4A Exam Questions with correct Answers

Power Engineering - 4A Electrotechnology Practice Questions with Certified Answers An ampere is the _______________ of current flow. a. measurement b. cause of increase c. cause of reduction d. cause e. resistance a. measurement An electrical device which is designed to start and stop current flow is the a. circuit breaker b. fuse c. potentiometer d. resistor e. switch e. switch Equivalent resistance is decreased: a. when voltage is decreased b. when a circui...

Power Engineering 4A - Test Review 1 Solved 100% Correct