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Question: Answer the following questions
1. What is meant by the general expression 'Turbines have a memory'? Also, describe 'feathering' when talking props.
2. Explain why a modern turbine engine is easier to analyze (from an accident investigation perspective) than a reciprocating engine.
3. What is meant by 'critical flows' needed by a turbine aircraft?
4. How do these questions and your answers relate to an investigation?
suppose the PASCO track is 120 cm long. Assume the track is frictionless, and suppose one end is lifted by 1.66 cm. Find the angle between the track and the horizontal
Write an equation describing the stretch of the steel elevator calbe assuming the cable has a diameter of 8.00mm. Suppose the elevator and ocupants have a combined mass of 450kg.
assume you are 90 cm from a plane mirror. What area of the mirror is used to reflect the rays entering one eye from a point on the tip of your nose if your pupil diameter is 5.5 mm.
A 565 N mountain climber moves across a rope strung across a canyon. When she is more than halfway across, What are the tensions in the rope in front and behind her
an object floats in the water with 60 of its volume submerged. what is its approximate density?a 400kgm3b
At the edge of a 12- m-tall building, two children throw rocks at 12 m/ s, one upward and one downward. Find the time until the rock
A block of mass 2 kg travels along a horizontal frictionless surface with velocity 3 m/s. What impulse was delivered to mass m
A copper wire has a square cross section 2.3 mm on a side. The wire is 4.0 m long and carries a current of 3.6 A. The density of free electrons.
A baby elephant is fixed in a mud hole. To help pull it out game keepers use a rope to apply a force A as part a. By itself, though, force A is insufficient.
A drum major twirls a 93-cm-long, 440g baton about its center of mass at 150rpm. What is the baton's rotational kinetic energy
A horizontal spring is lying on a frictionless surface. One end of the spring is attached to a wall whle the other end is connected toa movable object. The spring and object are compressed by0.074 m, released from rest, and subsequently oscillate ..
Two rods, one of aluminum and the other of copper, are joinedend to end. find the temperature of the aluminium copper interface
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