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3667. (Refer to Figures 33 nd 34.) Calculate the weight and balance and determine if the CG and the weight of the airplane are within limits . Front seat Occupants 350 lb. Rear seat Occupants 325 lb. Baggage 27 lb. Fuel gal. A. CG 81.7, out of limits forward. B. CG 83.4, within limits C. CG 84.1, within limits
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Weight and Balance Calculations
Weight ARM Moment Empty weight Pilot & Front Passenger Rear Passengers Baggage area 1 Baggage area 2 Fuel main tanks Fuel Aux tanks Oil Total CG = Moment / Weight
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Weight ARM Moment Weight and Balance Calculations Empty weight
Pilot & Front Passenger Rear Passengers Baggage area 1 Baggage area 2 Fuel main tanks Fuel Aux tanks Oil Total CG = Moment / Weight Weight ARM Moment Front seat occupants Rear seat occupants Fuel Baggage …………………………………………… 27 lb 350 lb 325 lb 35 gal
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Weight ARM Moment 1554 x 100 = 155400 35 x 6 = 210 lb
Weight and Balance Calculations Empty weight Pilot & Front Passenger Rear Passengers Baggage area 1 Baggage area 2 Fuel main tanks (35) Fuel Aux tanks Oil Total CG = Moment / Weight Weight ARM Moment 1554 x 100 = 2015 155400 350 325 27 210 2927 Front seat occupants Rear seat occupants Fuel Baggage …………………………………………… 27 lb 350 lb 325 lb 35 gal 35 x 6 = 210 lb
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350 lb = 298
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Weight ARM Moment 298 x 100 = 29800 Weight and Balance Calculations
Empty weight Pilot & Front Passenger Rear Passengers Baggage area 1 Baggage area 2 Fuel main tanks (35) Fuel Aux tanks Oil Total CG = Moment / Weight Weight ARM Moment 2015 155400 298 x 100 = 29800 350 29800 325 27 210 2927 Front seat occupants Rear seat occupants Fuel Baggage …………………………………………… 27 lb 350 lb 325 lb 35 gal
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350 lb 350 x 85 = 29750
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Weight ARM Moment 350 x 85 = 29750 Weight and Balance Calculations
Empty weight Pilot & Front Passenger Rear Passengers Baggage area 1 Baggage area 2 Fuel main tanks (35) Fuel Aux tanks Oil Total CG = Moment / Weight Weight ARM Moment 2015 155400 350 x 85 = 29750 350 85 29750 325 27 210 2927 Front seat occupants Rear seat occupants Fuel Baggage …………………………………………… 27 lb 350 lb 325 lb 35 gal
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Weight ARM Moment Weight and Balance Calculations Empty weight
Pilot & Front Passenger Rear Passengers Baggage area 1 Baggage area 2 Fuel main tanks (35) Fuel Aux tanks Oil Total Weight ARM Moment 2015 155400 350 85 29750 325 121 39325 27 140 3780 210 75 15750 2927 244005
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2927
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A. CG 81.7, out of limits forward. B. CG 83.4, within limits
Weight and Balance Calculations Empty weight Pilot & Front Passenger Rear Passengers Baggage area 1 Baggage area 2 Fuel main tanks (35) Fuel Aux tanks Oil Total Weight ARM Moment 2015 155400 350 85 29750 325 121 39325 CG = MOM / Weight / 2927 = 83.36 27 140 37800 210 75 15750 2927 244005 Max weight 2950 Actual Weight 2927 - 23 Answer A. CG 81.7, out of limits forward. B. CG 83.4, within limits C. CG 84.1, within limits Mom 2927lb Min 2388 x 100 = Max 2483 x 100 =
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3673. Determine the aircraft loaded moment and the aircraft category.
lbs Moment / 1000 Empty Weight Pilot and front passenger Fuel, 48 gal Oil, 8 qts A – 78.2, normal category B , normal category C , utility category
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Weight and Balance Calculations
Weight ARM Moment Empty weight Pilot & Front Passenger Rear Passengers Baggage area 1 Baggage area 2 Fuel main tanks Fuel Aux tanks Oil Total CG = Moment / Weight
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Weight ARM Moment Weight and Balance Calculations Empty weight
Pilot & Front Passenger Rear Passengers Baggage area 1 Baggage area 2 Fuel main tanks Fuel Aux tanks Oil Total CG = Moment / Weight Weight ARM Moment 1350 51500 51.5 x 1000 = 51500 380 Empty Weight …………………...... Front seat occupants Fuel ( 48 Gallons) Oil …………………………………………………… 1350 51.5 MOM / 1000 380 Maximum capacity MOM / 1000
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Weight ARM Moment -0.2 x 1000 = -200 48gal x 6 = 288 lb
Weight and Balance Calculations Empty weight Pilot & Front Passenger Rear Passengers Baggage area 1 Baggage area 2 Fuel main tanks Fuel Aux tanks Oil Total CG = Moment / Weight Weight ARM Moment 1350 51500 380 288 15 -200 -0.2 x 1000 = -200 Empty Weight …………………...... Front seat occupants Fuel Oil …………………………………………………… 1350 51.5 MOM / 1000 340 48gal x 6 = 288 lb capacity MOM / 1000
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14.5
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Weight ARM Moment 14.5 x 1000 = 14500 Weight and Balance Calculations
Empty weight Pilot & Front Passenger Rear Passengers Baggage area 1 Baggage area 2 Fuel main tanks Fuel Aux tanks Oil Total CG = Moment / Weight Weight ARM Moment 1350 51500 14500 14.5 x 1000 = 14500 380 288
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13.5
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Weight ARM Moment 13.5 x 1000 = 13500 Answer A – 78.2, normal category
Weight and Balance Calculations Empty weight Pilot & Front Passenger Rear Passengers Baggage area 1 Baggage area 2 Fuel main tanks Fuel Aux tanks Oil Total Weight ARM Moment 1350 51500 380 14500 288 13500 13.5 x 1000 = 13500 2033 79300 Answer A – 78.2, normal category B , normal category C , utility category 79300 / 1000 79.3 lbs - in
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