A hoop, a solid cylinder, and a solid sphere all have the same mass m and the same radius R. Each is mounted to oscillate about an axis a distance 0.5R from the center. The axis is perpendicular to the circular plane of the hoop and the cylinder and to an equatorial plane of the sphere as shown below. Which is the correct ranking in order of increasing angular frequency
??
?
?
a.
hoop, cylinder, sphere
b.
cylinder, sphere, hoop
c.
sphere, cylinder, hoop
d.
hoop, sphere, cylinder
e.
sphere, hoop, cylinder
a
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Prepare a graph showing the effect of subcooling between 0 and 50°C on the maximum heat flux calculated in Problem 9.8.
GIVEN
FIND
? Prepare a graph showing the effect of sub cooling (Tsat – Tliquid) between 0 and 50°C on q"max
ASSUMPTIONS
? Steady state conditions
? Nucleate pool boiling
PROPERTIES AND CONSTANTS
Sort each statement below into the appropriate bin based on whether it is something that scientists knew about Pluto or its moon Charon before the New Horizons flyby, is something learned as a result of the New Horizons flyby, or is something that seems possible from the New Horizons mission but for which we'll need additional data to establish it with certainty.
What will be an ideal response?
A small sphere attached to a light rigid rod rotates about an axis perpendicular to and fixed to the other end of the rod. Relative to the positive direction of the axis of rotation, the angular positions of the sphere are negative, its angular velocity is negative, and its angular acceleration is negative. The sphere is
a. rotating clockwise and slowing down. b. rotating counterclockwise and slowing down. c. rotating clockwise and speeding up. d. rotating counterclockwise and speeding up. e. first rotating counterclockwise and then clockwise.
Bulk Modulus: When the pressure applied to an unknown liquid is increased from 1.0 × 107 Pa to 5.5 × 107 Pa, the volume of the liquid decreases by 0.70%. Calculate the bulk modulus of the liquid.
Fill in the blank(s) with the appropriate word(s).