When an elevator cabin falls down, the cabin and all the bodies fixed in the cabin are accelerated with respect to________
A. man standing on earth
B. ceiling of elevator
C. floor of elevator
D. man standing in the cabin
Answer:A
When an elevator cabin falls down, the cabin and all the bodies fixed in the cabin are accelerated with respect to________
A. man standing on earth B. ceiling of elevator C. floor of elevator D. man standing in the cabin