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Suppose a star the size of our Sun, but of mass 8.0times as great, were rotating at a speed of 1.0 revolution every11 days. If it were to undergogravitational collapse to a neutron star of radius 13 km, losing 3/4 of its mass in process, what would its rotation speed be? Assume the star is a uniform sphere atall times.
(a) Assume that the thrown-off mass carries off noangular momentum,
rev/s
(b) Assume that the thrown-off mass carries off its proportionalshare (3/4) of the initial angular momentum.
Two converging lenses (f1 = 9.00 cm and f2 = 6.00 cm) are separated by 18.0 cm. The lens on the left has the longer focal length. Locate the final image relative to the lens on the right
One swimmer in a relay race has a 0.49 s lead and is swimming at a constant speed of 3.97 m/s. the swimmer has 57.7 m to swim before reaching the end of the pool
Suppose you are myopic (nearsighted). You can clearly focus on objects that are as far away as 50.2 cm away. What would be the refractive power (in diopters - do not enter units) for your prescription
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Consider three capacitors, of capacitance 3600 pF, 5800 pF and 0.0100 ?F. What is the minimum capacitance you can obtain for them
If it takes 9.19e5 J of heat to bring 0.30 kg of ice at -17*C to water vapor at 108*C, what is the specific heat of the water vapor
A person whose near-point distance is 52cm wears a pair of glasses that are 2.2cm from her eyes. Find the refractive power of her glasses
The wave is travelling to the right at 50.0 m/s. What is the amplitude if the highest displacement is 38.0 cm and the total distance travelled by the wave is 16.0 m.
a ball is thrown vertically upward and then comes back down. describe the behavior of the balls velocity and
Bob connects a lamp of 34 Ohms resistance across a car battery of 12 volts. what would be the power dissipated by the lamp
A particle in the solar system is under the combined influence of the Sun's gravitational attraction and the radiation force due to the Sun's rays, Calculate this critical radius
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