From what part of the H-R diagram have the giants in a star cluster evolved?
What will be an ideal response?
Masses that were on main sequence between about 0.4 to 4 solar masses.
You might also like to view...
Explain the process through which kinetic energy is lost in an inelastic collision
What will be an ideal response?
The power dissipated in an AC series circuit increases as the phase angle approaches what value?
a. zero b. 45° c. 90° d. 180°
A 60.0-kg satellite is in orbit a distance 2000 km above the surface of the earth. The mass of the earth is 5.976 x 1024 kg and the radius of the earth is 6.378 × 106 m
(a) What is the change in the gravitational potential energy if the satellite moves to a circular orbit 5000 km above the surface of the earth? (b) What is the change in kinetic energy if the satellite moves to a circular orbit 5000 km above the surface of the earth? (c) How much work must be done on the satellite to move it to a circular orbit 5000 km above the surface of the earth?
Although Newton's second law, F = ma, is valid for collisions, it is difficult to use it generally in this form for collisions because
A. the acceleration occurs during a time interval too short to measure easily. B. the force F is not constant and the acceleration occurs during a time interval too short to measure easily. C. the acceleration is too small and the force F is not constant. D. the acceleration is too small. E. the force F is not constant.