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...
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
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.
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