Velocity Addition: As shown in the figure, the captain of spaceship A observes spaceship E escaping with a relative velocity of 0.35c. A missile M is fired from ship A directly toward ship E, with a velocity of 0.76c relative to ship A. What does the captain of ship E measure for the velocity of the missile M?
A. 0.56c
B. 0.41c
C. 0.52c
D. 0.48c
E. 0.45c
Answer: A
You might also like to view...
The number of nodes, including the end points, in a standing wave that is three wavelengths long is
A) 4. B) 5. C) 6. D) 7. E) none of the above
Extraterrestrial life is defined to be
A) life found beyond the Earth which is based on the same biology and chemistry as life on Earth B) advanced life forms that have visited the Earth C) any kind of life found beyond the Earth D) advanced life found on Earth-like planets around other stars
If we accelerate a radioactive isotope of an element in a particle accelerator to a speed close to that of light, what would its observed mass be compared to its mass at rest?
A) higher B) infinite C) zero D) lower
Two in-phase loudspeakers are some distance apart. They emit sound with a frequency of 1536 Hz. You move between the speakers, along the line joining them, at a constant speed of 2.8 m/s
What beat frequency do you observe? The speed of sound in the room is 330 m/s. A) 13 Hz B) 431 Hz C) 26 Hz D) 4.7 Hz E) 118 Hz