Power required

#54. If air density at 40000 feet is 1/4 of that at sea level, how will power required change when climbing at constant IAS from MSL to 40000 feet?

• ARemain constant..
• Blncrease by a factor of 2.
• Clncrease by a factor of 4.
• Dlncrease by a factor of 8.

#73. A multi engine aircraft is flying at its absolute ceiling when it suffers a single engine failure. In order to continue flying at the same speed it must?

• AClimb.
• BDescend.
• CAccelerate.
• DDecelerate.

#1. If TAS is increased from 300 Kts to 400 Kts with no change in altitude, configuration, or weight, by what percentage will power required change?

• ADecrease by 1 35%.
• BDecrease by 35%.
• Clncrease by 135%.
• Dlncrease by 235%.