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1124 questions found
What unit in a tachometer system sends information to the indicator?
- The two phase AC generator.
- The three phase AC generator.
- The synchronous motor.
It must be synchronous motor.
If a wheel of radius R revolves 1/2 a turn, how many radians does it turn through?
- 2pi radians
- 2R^2 radians
- pi radians
im not understanding this question
Allowable damage on the first stage compressor blade is restricted to
- middle third of the blade to the outer edge.
- outer third of the blade to the outer edge.
- root end of the blade.
Allowable damage on the first stage compressor blade is restricted to root end of the blade.
Am I right?
When manufacturing aircraft control cables, the cable can be cut by
- using a hacksaw with the cable held under tension.
- using an oxy-acetylene cutting torch.
- using a chisel on a flat metal surface.
can neone help me wid dis questn plz?
Suppose the earth to be a real sphere with the radius R. The arc distance from HK (N23) to the North pole is
- 0.9R.
- 1.2R.
- 2.2R.
i want to know how to find this answer.