The order of evolutionary stages of a star like the Sun would be Main Sequence, giant, planetary nebula, and finally:
A) hypernova.
B) neutron star.
C) white dwarf.
D) nova.
E) black hole.
C
You might also like to view...
Energy Density: A 2.4 × 1014 Hz laser emits a 3.5-?s pulse that is 5.0 mm in diameter. The average energy density in the beam is 0.65 J/m3. What average power is emitted by this laser? (c = 3.0 × 108 m/s, ?0 = 4? × 10-7 T ? m/A, ?0 = 8.85 × 10-12 C2/N ? m2)
A. 3.8 kW B. 7.7 kW C. 12 kW D. 15 kW E. 19 kW
Light from a laser is
1) monochromatic. 2) in phase. 3) coherent. 4) all of the above. Compared to the energy put into a laser, the energy of the laser beam is 5) usually much more. 6) much less. 7) the same.
What is the kinetic energy of a 0.240-kg baseball thrown at 37.5 m/s?
a. 338 J b. 4.50 J c. 169 J d. 9.00 J e. 37.7 J
When a single slit that is 0.050 mm wide is illuminated by light of 550-nm wavelength, what is the angular separation between the first two minima on one side of the central maximum?
A) 0.36° B) 0.47° C) 0.54° D) 0.63° E) 1.3°