Pitot / Static Instruments

Question 1

If the pitot tube becomes clogged:

Answer 1

the airspeed indicator will become inoperative. (the pitot system provides impact pressure for the airspeed indicator)

Question 2

If the static vents become clogged:

Answer 2

the airspeed indicator, altimeter, and vertical speed indicator will become inoperative

Question 3

If both the Pitot Tube and the Outside Static Vents become clogged, what would happen?

Answer 3

the airspeed indicator, altimeter, and vertical speed indicator would be affected and provide inaccurate instrument readings