The discovery of Charon allowed astronomers to determine Pluto's mass
Indicate whether the statement is true or false
TRUE
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A relativistic proton has a momentum of 1.0 × 10-17 kg • m/s and a rest energy of 0.15 nJ. What is the kinetic energy of this proton? (c = 3.00 × 108 m/s, mproton = 1.67 × 10-27 kg)
A) 1.3 pJ B) 2.5 pJ C) 1.6 pJ D) 3.0 pJ E) 2.2 pJ
Quasars radiate most of their energy as radio emission
Indicate whether the statement is true or false
Graphical Addition: Two displacement vectors have magnitudes of 5.0 m and 7.0 m, respectively. If these two vectors are added together, the magnitude of the sum
A. is equal to 2.0 m. B. could be as small as 2.0 m or as large as 12 m. C. is equal to 12 m. D. is equal to 8.6 m.
A 600-kg car is going around a curve with a radius of 120 m that is banked at an angle of 20° with a speed of 24.5 m/s. What is the minimum coefficient of static friction required for the car not to skid?
A) 0.12 B) 0.24 C) 0.36 D) 0.48 E) 0.60