An airplane with ice protection systems on its wings, tailpl…

An airplane with ice protection systems on its wings, tailplane, propeller, induction system, and pitot-tube: A. may or may not be certificated for flight in known icing conditions B. can be flown in known icing conditions regardless of certification C. is certificated for flight in known icing conditions

What is the expected duration of an individual microburst? A…

What is the expected duration of an individual microburst? A. two minutes with maximum winds lasting approximately 1 minute B. one microburst may continue for as long as 2 to 4 hours C. seldom longer than 15 minutes from the time the burst strikes the ground until dissipation