Alternate Static

Question 1

If while in level flight, it becomes necessary to use an alternate source of static pressure vented inside the airplane, which of the following variations in instrument indications should the pilot expect?

Answer 1

The altimeter will read higher than normal, airspeed greater** than normal, and the VSI will momentarily show a climb.

Use ASS: Read Higher

Question 2

You begin a decent with your static ports iced over. What will be the indication on your VSI?

Answer 2

VSI will indicate zero regardless of actual descent rate.

Static Iced: VSI 0 Regardless

Question 3

If, while in level flight, it becomes necessary to use an alternate source of static pressure, which of the following should the pilot expect?

Answer 3

The vertical speed to momentarily show a climb.

Use ASS: momentarily Climb