A planet has mass M = 8.00 × 10^23 kg. At what distance will the centripetal acceleration of an orbiting space station be equal to the gravitational acceleration on Earth's surface? (G = 6.67 × 10^–11 m3·kg–1·s–1)
a. 2.33 × 10^6 m
b. 5.44 × 10^12 m
c. 5.23 × 10^14 m
d. 1.18 × 10^35 m
a
Physics & Space Science
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Determine the black body radiation emitted in the bandwidth ?1 = 0.2 ?m to ?2 = 5.0 ?m from a surface at a temperature of, (a) 100ºC, (b) 1000ºC, and (c) 3000ºC.
What will be an ideal response?
Physics & Space Science
Which force is responsible for holding the nucleus together via gluons?
A.) Strong. B.) Weak. C.) Electromagnetic. D.) Gravity. E.) Photon.
Physics & Space Science
Compared to clocks in a stationary reference frame, clocks in a moving reference frame run
A) slower. B) faster. C) at the same rate.
Physics & Space Science
What minimum thickness of oil (n = 1.50) on the surface of water (n = 1.33) would give destructive interference for 550 nm light with normal incidence?
A. 275 nm B. 183 nm C. 92.0 nm D. 80.0 nm E. 78.0 nm
Physics & Space Science