This is a timed quiz. You will be given 60 seconds per question. Are you ready?
Unusable fuel and undrainable oil are always included in empty weight, but some newer aircraft include full engine oil in the empty weight. Refer to the weight and balance documents for the aircraft you are flying. Answer B is incorrect because unusable fuel and undrainable oil are also included in the empty weight. Answer C is incorrect because full fuel is never included in the empty weight.