A person is standing in an elevator. In which situation does he find himself weightless?
A. When the elevator moves upward with constant acceleration
B. When the elevator moves downward with constant acceleration
C. When the elevator moves upward with uniform velocity
D. When the elevator moves downward, with uniform velocity
Answer:B
A person is standing in an elevator. In which situation does he find himself weightless?
A. When the elevator moves upward with constant acceleration B. When the elevator moves downward with constant acceleration C. When the elevator moves upward with uniform velocity D. When the elevator moves downward, with uniform velocity