Multiple Choice
Astronaut Hans leaves Earth in a spaceship traveling at a speed of 0.280c relative to the observer Brian at rest on Earth.Hans is holding a pencil at an angle of 30° with the direction of travel,as seen by Hans.What angle does the pencil make with the direction of travel,as seen by Brian on Earth?
A) 29°
B) 30°
C) 31°
D) 33°
E) 90°
Correct Answer:
Verified
Correct Answer:
Verified
Q40: In a nuclear plant,10<sup>17</sup> J of energy
Q41: If an electron in the lab has
Q42: During a reaction,a reactant loses 4.8 ×
Q43: Consider three galaxies,Alpha,Beta and Gamma.An astronomer in
Q44: A particle in a 799=m-long linear particle
Q46: You are a passenger on a spaceship.As
Q47: One of Einstein's postulates in formulating the
Q48: At age 21,you set out for a
Q49: Consider three galaxies,Alpha,Beta and Gamma.An astronomer in
Q50: During a reaction,170 µJ of energy is