Windshield heating of a transport aeroplane is4
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If one of the 12 cells of a lead-acid battery is dead, the battery:4
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On board present aircraft, the batteries used are mainly Cadmium-Nickel. Their advantages are:1. low risk of thermal runaway2. high internal resistance, hence higher power3. good charging and discharging capability at high rating4. wider permissible temperature range5. good storage capability6. sturdiness owing to its metal casing7. the electrolyte density remains unchanged during charging. The combination of correct statement is:4
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A relay is:4
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The capacity of a battery is expressed in terms of:4
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A current limiter fuse in a DC generation system is used to:4
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When the AC generators are connected in parallel, the reactive loads are balanced by means of the:4
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The Auxiliary Power Unit (APU) has its own AC generator that:4
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The most widely used electrical frequency in aircraft is:4
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A CSD unit which has been disconnected in flight:4
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