On a Hertzsprung-Russell diagram, where would you find white dwarfs?
A) upper right B) lower right C) upper left D) lower left
D
You might also like to view...
A radioactive isotope is
A) an unstable nucleus that gives off radio waves B) a nucleus that formed from the fusion of two other nuclei C) a stable nucleus that is formed from the fission of a large unstable nucleus D) an unstable nucleus that spontaneously breaks apart
Kirchhoff's voltage rule for a closed loop is an example of
A) conservation of energy. B) conservation of charge. C) conservation of momentum. D) conservation of force.
A uniform disk with mass M and radius R sits at rest on an incline 30° to the horizontal. A string is wound around disk and attached to top of incline as shown. The string is parallel to incline. The friction force acting at the contact point is:
A conducting loop of wire has an area of 150 cm2 and a resistance of 25.0 ?. There is a magnetic field of 100 T perpendicular to the loop
At what rate must this field be reduced to induce a current of 0.100 A in the loop? A) 167 T/s B) 60.0 T/s C) 5.58 T/s D) 0.354 T/s E) 120 T/s