ABSA Practice 4A – 1 Questions and Answers 100% Pass
ABSA Practice 4A – 1 Questions and Answers 100% Pass (4-081-1.16) The output voltage of a shunt DC generator is varied by adjusting the: Select one: a. Pole piece air gaps b. Output current c. EMF d. Field rheostat - Answer- d (4-085-1.11) The Bourdon tube is often shaped in the form of a "C", having an arc span of about: Select one: a. 270 degrees b. 90 degrees c. 180 degrees d. 200 degrees - Answer- a (4-037-2.7) The extinguishing medium for a Class "D" fire is: Select one: a. Carbon dioxide b. Dry powder c. Aqueous film forming foam d. Dry chemical - Answer- b Besides a flashlight, what else is used during a visual inspection of a weld? Select one: a. microscopes b. fluorescent lights c. magnifying glasses d. chisels - Answer- c A PLC needs to be able to check itself for safe operation. This is called: Select one: a. Start up Check b. maintenance scan c. housekeeping scan d. Self check - Answer- c (4-050-1.1) A check valve____________________. Select one: a. Allows flow in one direction only. b. Uses a heavy spring for setting. c. requires an inspector's seal to be installed. d. Has a locking spindle for locking out flow for safety. - Answer- a (4-047-1.6) Submerged arc welding is a(an)_____ welding process. Select one: a. Oxy-acetylene b. AC electric c. AC or DC electric d. DC - Answer- c An SOP is used to Select one: a. Make sure each operator runs equipment in a consistently safe and efficient manner b. Keep track of maintenance costs c. Help plan equipment maintenance activities d. Develop PFDs and P&IDs - Answer- a (4-010-2.7) A 7m long bar is pivoted at 2m from the left end. A force of 60N is applied downwards on the left end and a force of 20N is applied downward on the right end. What would be the clockwise and counter-clockwise moments about the pivot, due to each force, and in which direction would the bar rotate? Select one: a. 120Nm counter-clockwise, 100Nm clockwise, clockwise rotation. b. 120Nm counter-clockwise, 100Nm clockwise, counter-clockwise rotation. c. 80Nm counter-clockwise, 100Nm clockwise, counter-clockwise rotation. d. 60Nm counter-clockwise, 100Nm clockwise, clockwise rotation. - Answer- b (4-014-2.1) What is the absolute pressure if the gauge pressure in a steam cylinder is 200kPa? (Atmospheric pressure is 101.3 kPa.) Select one: a. 200 kPa b. 200.3 kPa c. 301.3 Pa d. 301.3 kPa - Answer- d 4-049-2.8) The three general types of flange connections are the screwed, the Van Stone and the _____ . Select one: a. Ring joint b. Raised face c. Welded d. Bolted - Answer- c 4-056-1.8) Boiler chimneys are commonly lined with: Select one: a. Insulation b. Rubber c. Fire brick d. Concrete - Answer- c (4-047-1.15) The filler rod in braze welding is usually made of: Select one: a. Alloy steel b. Brass c. Aluminium d. Bronze - Answer- d (4-086-1.2) A sensing element sends its signal to Select one: a. a Recorder b. an air line c. a Conveyer d. a Transmitter - Answer- d When using a two-way radio, what do you say when you've heard the message but need to put the caller on hold? Select one: a. Roger that b. Copy that c. Standby d. Come again - Answer- c
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absa practice 4a 1 questions and answers 100 pa
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