Hybrid vehicles run on
A. electric and solar power
B. solar power and gasoline
C. electric power and gasoline
D. nuclear power and gasoline
Answer: C. electric power and gasoline
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be modified if the problem were not axisymmetric?
GIVEN
Non-axisymmetric, steady, cylindrical geometry with heat generation and convective boundary
condition.
FIND
(a) Difference equations for the centerline and surface control volumes
SKETCH
Momentum: A proton, which has a mass of 1.67 × 10-27, is moving at 0.80c relative to the laboratory. What does a physicist in that lab measure for its momentum? (c = 3.0 × 108 m/s)
A. 4.0 × 10-19 kg ? m/s B. 4.4 × 10-19 kg ? m/s C. 5.0 × 10-19 kg ? m/s D. 5.8 × 10-19 kg ? m/s E. 6.7 × 10-19 kg ? m/s
Relative to the stars, the Moon moves from ________ to ________.
A. east; west B. west; east
A piece of taffy slams into and sticks to an identical piece of taffy at rest. The momentum of the combined pieces after the collision is the same as before the collision, but this is not true of the kinetic energy, which partly degrades into heat
What percentage of the kinetic energy becomes heat? A) 0% B) 25% C) 50% D) 75% E) need more information