Podcast
Questions and Answers
With reference to tank quick closing valves: (a) describe, with the aid of sketches, TWO methods for remote ______;
With reference to tank quick closing valves: (a) describe, with the aid of sketches, TWO methods for remote ______;
operation
With reference to tank quick closing valves: (b) state where they would be ______;
With reference to tank quick closing valves: (b) state where they would be ______;
fitted
With reference to tank quick closing valves: (c) explain why they are ______;
With reference to tank quick closing valves: (c) explain why they are ______;
fitted
(a) Describe, with the aid of sketches, the operating principles of a centrifugal ______;
(a) Describe, with the aid of sketches, the operating principles of a centrifugal ______;
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(b) State why centrifugal pumps are not ______;
(b) State why centrifugal pumps are not ______;
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With reference to main air receivers: (a) list FOUR safety features, stating the purpose of ______:
With reference to main air receivers: (a) list FOUR safety features, stating the purpose of ______:
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Using the Worksheet provided, describe the operation of the hydraulic system shown, including the function of EACH ______;
Using the Worksheet provided, describe the operation of the hydraulic system shown, including the function of EACH ______;
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With referance to air conditioning, explain EACH of the following: (10) (3) (i) absolute ______;
With referance to air conditioning, explain EACH of the following: (10) (3) (i) absolute ______;
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(ii) relative ______;
(ii) relative ______;
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(iii) dew ______;
(iii) dew ______;
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With reference to an electro-hydraulic steering gear, explain EACH of the following: (a) how steering may be maintained should the telemotor system ______;
With reference to an electro-hydraulic steering gear, explain EACH of the following: (a) how steering may be maintained should the telemotor system ______;
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(b) how steering may be achieved should there be total failure of the hydraulic ______;
(b) how steering may be achieved should there be total failure of the hydraulic ______;
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With reference to stern bearings, state the advantages and disadvantages of using EACH of the following: (a) white ______;
With reference to stern bearings, state the advantages and disadvantages of using EACH of the following: (a) white ______;
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(b) ______;
(b) ______;
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(a) Explain the term single ______;
(a) Explain the term single ______;
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(b) State the effects on a motor of single ______;
(b) State the effects on a motor of single ______;
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(c) State how single phasing may be protected against in the motor starter ______;
(c) State how single phasing may be protected against in the motor starter ______;
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(a) State FIVE devices fitted to a main distribution switchboard in order to protect a.c.generators that can be operated in single or parallel ______;
(a) State FIVE devices fitted to a main distribution switchboard in order to protect a.c.generators that can be operated in single or parallel ______;
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Explain why EACH device stated is ______;
Explain why EACH device stated is ______;
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(b) Explain the term flameproof ______;
(b) Explain the term flameproof ______;
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