MACHMETER

#27. A mach meter indicates mach number based on the ratio of?

• AStatic pressure to pitot pressure.
• BPitot pressure to static pressure.
• CDynamic pressure to static pressure.
• DStatic pressure to dynamic pressure.

#9. How will mach meter indication respond if an aircraft passes through a cold front when flying at constant CAS and altitude?

• AIncrease.
• BDecrease.
• CRemain constant.
• DIncrease or decrease depending on altitude.

#1. How will mach meter indication respond if an aircraft is flying at constant CAS at FL 270 when it experiences a reduction in OAT?

• ANo change.
• BIncrease.
• CDecrease.
• DIncrease or decrease depending on TAT.