Private Pilot Written Exam questions with correct answers

excessivly high engine temperatures will a) cause damage to geat conducting hoses warping of the cylinder cooling find b) cause loss of power,exsessive oil consumptuon, and possible permanent internal engine damage. c) not appreciably affect an aircraft engine - Answer A if the engine oil temperature and cylinder head temperature gauges have exceeded their normal operating range, the pilot may have been operating with a) the mixture set to rich b) higher then normal oil presure c) too much power and eith the mixture set to lean - Answer C on aircraft with fuel pumps, when is the auxiliary electric driven pump used? a) in the event engine driven fuel pump fails b) differeence in the air pressue at the venturi throat and the air inlet c) increase in air velocity in the throat of a venturi causing an increase in air pressure - Answer B