Question
Question: A small sphere is suspended by a string from the ceiling of a car. If the car begins to move with a ...
A small sphere is suspended by a string from the ceiling of a car. If the car begins to move with a constant acceleration a, the tension generated in the string is:
A
T = T0
B
T > T0
C
T < T0
D
T = 0
Answer
T > T0
Explanation
Solution
T = m a2+g2 ;
T>mg or T>T0 [T0=mg]