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About the Multiple Choice Questions category
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24
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February 3, 2021
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Refer to the drawing of a cooling water system and the associated pump/system operating curves ___
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17
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March 6, 2021
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A variable-speed centrifugal pump is running with its drive motor at 1,800 rpm ___
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14
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March 6, 2021
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A multi-speed centrifugal pump is operating at 1800 rpm, providing a flow of 400 gpm with a pump head of 20 psid ___
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10
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March 6, 2021
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The discharge head of a centrifugal pump will decrease if the ___
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13
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March 6, 2021
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A centrifugal pump is operating at rated speed with a pump head of 240 psid ___
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12
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March 6, 2021
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Refer to the drawing of a pump with a recirculation line. Valve A will close when pump ___
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52
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March 6, 2021
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Which one of the following describes the response of the pump if a complete flow blockage occurs in the discharge line just downstream of the flow transmitter ___
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10
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March 6, 2021
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Refer to the drawing of a centrifugal pump with a recirculation line ___
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9
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March 6, 2021
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Refer to the drawing of centrifugal pump and system operating curves ___
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11
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March 6, 2021
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Refer to the drawing of a pump with a recirculation line ___
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14
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March 6, 2021
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Operating a motor-driven centrifugal pump for an extended period of time under no flow conditions will cause ___
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11
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March 6, 2021
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A motor-driven centrifugal pump with no recirculation flow path must be stopped when discharge pressure reaches the pump shutoff head to prevent ___
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9
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March 6, 2021
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Which one of the following would result from operating a motor-driven centrifugal pump for extended periods with the discharge valve shut and no recirculation flow ___
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8
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March 6, 2021
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Which one of the following describes gas binding of a centrifugal pump ___
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13
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March 6, 2021
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Which one of the following is an effective method for ensuring that a centrifugal pump remains primed and does not become gas bound during pump operation and after pump shutdown ___
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8
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March 6, 2021
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Gas binding in a centrifugal pump can be prevented by ___ prior to pump start
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9
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March 6, 2021
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Venting a centrifugal pump prior to operating it ensures that ___
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10
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March 6, 2021
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Which one of the following will result in immediate cavitation of a centrifugal pump that is initially operating at normal rated flow ___
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12
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March 6, 2021
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If a centrifugal pump is started with the discharge valve throttled versus fully open, the possibility of pump runout will ___; and the possibility of pump cavitation will ___
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14
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March 6, 2021
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Which one of the following describes pump cavitation ___
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9
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March 6, 2021
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If a centrifugal pump is started with the discharge valve fully open versus throttled, the possibility of pump runout will ___; and the possibility of pump cavitation will ___
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10
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March 6, 2021
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Which one of the following changes in nuclear power plant status will bring the reactor recirculation system closer to the condition in which the recirculation pump will cavitate ___
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7
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March 6, 2021
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A centrifugal pump is initially operating at maximum rated flow rate in an open system ___
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22
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March 6, 2021
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What is the reactive power for this generator ___
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9
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March 6, 2021
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Which one of the following contains a combination of manual adjustments to the main generator voltage regulator and speed control setpoints such that each adjustment will initially result in a decrease in main generator amps ___
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9
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March 6, 2021
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A main generator is supplying 300 MVAR to the power grid with a 0.85 power factor ___
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8
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March 6, 2021
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Refer to the drawing of an electrical system power curve ___
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11
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March 6, 2021
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A nuclear power plant was initially operating at 80 percent power in the middle of a fuel cycle with the main generator connected to an infinite power grid with the following main generator output parameters ___
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6
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March 6, 2021
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Refer to the drawing of an electrical system power triangle ___
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9
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March 6, 2021
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