If you sit in a boat near the edge of a river channel, you might notice the water moving more quickly on the side away from the shore (the channel side). If you are initially moving with the river, you will be pushed
A. into the channel by the turbulent flow of the water.
B. toward the shore because the water flow is laminar around the boat.
C. toward the shore because the water pressure is smaller on the shore side.
D. into the channel because the water pressure is larger on the shore side.
Answer: D
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Which of the following statements is true of stars?
A) They die when they exhaust their fuel, allowing gravity to take control. B) The energy generated through nuclear fusion keeps their interiors cool. C) They avoid collapsing by balancing gravity through low pressures. D) The generation of energy from nuclear fusion prevents stars from resisting their own gravity.
The lack of water on Venus is the result of ________ of the water molecules into its component atoms by solar ultraviolet radiation
Fill in the blank(s) with correct word
A 4.0-cm-tall object is placed 50.0 cm from a diverging lens having a focal length of magnitude 25.0 cm. What is the nature and location of the image?
A) a real image, 4.0 cm tall, 20 cm other side of the object B) a virtual image, 4.0 cm tall, 20 cm other side of the object C) a virtual image, 2.0 cm tall, 10 cm other side of the object D) a virtual image, 1.3 cm tall, 16.7 cm same side as the object E) a real image, 1.3 cm tall, 16.7 cm same side as the object
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
