Conservation of angular momentum means that a spinning body tends to:
A) fly apart.
B) slow down.
C) wobble into an eccentric orbit.
D) gravitationally collapse.
E) keep spinning.
E
You might also like to view...
Two long straight wires each carry a current of 12 A. One wire lies on the x-axis with its current in the positive x-direction. The other wire lies on the y-axis with its current in the positive y-direction. In the x-y plane, which quadrant (quadrants) has/have points where the magnetic field is zero?
A. I B. II C. II and IV D. I and III E. none
The diagram below shows the radial velocity curve of a double-line spectroscopic binary. Based on this radial velocity curve, which of the following statements is correct?
a.
Star A is twice the mass of star B.
b.
Star B is twice the mass of star A.
c.
Star A is ten times the mass of star B.
d.
Star B is ten times the mass of star A.
e.
Star A and Star B have the same mass.
An infinite plane of charge with 
is tilted at a 45° angle to the vertical direction as shown below. The potential difference, VA?VB, in volts, between points A and B, a 4.50 m distance apart, is
?
?
A. ?7.06. B. ?9.98. C. ?14.11. D. +7.06. E. +9.98.
To calculate the masses of stars in a binary system, we must measure their ________
A) luminosities and distance from Earth B) orbital period and average orbital distance C) absolute magnitudes and luminosities D) spectral types and distance from Earth