12. A vacuum leak is detected in an automot
engine. Technician A says the leak should
most n...
Engineering, 13.12.2021 18:00 abilovessoftball
12. A vacuum leak is detected in an automot
engine. Technician A says the leak should
most noticeable at highway speeds. Technic
B says the vacuum leak should be most not
able at idle. Who is right?
(A) A only.
(B) B only.
(C) Both A and B.
(D) Neither A nor B.
Answers: 3
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The temperature of air decreases as it is compressed by an adiabatic compressor. a)- true b)- false
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Asingle-geared blanking press has a stroke of 200 mm and a rated capacity of 320 kn. a cam driven ram is assumed to be capable of delivering the full press load at constant force during the last 15 percent of a constant-velocity stroke. the camshaft has an average speed of 90 rev/min and is geared to the flywheel shaft at a 6: 1 ratio. the total work done is to include an allowance of 16 percent for friction a) estimate the maximum energy fluctuation b) find the rim weight for an effective diameter of 1.2 m and a coefficient of speed fluctuation of 0.10
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Determine whether or not it is possible to compress air adiabatically from k to 140 kpa and 400 k. what is the entropy change during this process?
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