what power must be developed by aircraft engine to raise it to an altitude of 1 km. if the aircraft weight 3000kg and time of ascent is one minute.
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altitude ( height ) = 1 km
time = 1 minute or 60 seconds
mass = 3000 kg
work or energy = mass * gravity * height ( gravity is taken as = 10 m/s sq. )
power = work / time
power = m g h / time
= 3000 * 10 * 1 / 60
= 30000 / 60
= 500 Watt
Answered by
0
Answer:
500 watt
Explanation:
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