When the bottom string is pulled slowly in the heavy-ball-and-strings demonstration (Figure 4.8 in your book), tension
A)in the top string is due to your pull plus the weight of the ball.
B)is about the same in both strings.
C)in the bottom string is zero.

Question

Quizplus · Accepted Answer

When the bottom string is pulled slowly, the tension in the top string includes both the force of the pull and the weight of the ball, as the top string has to support the entire system.

When the Bottom String Is Pulled Slowly in the Heavy-Ball-And-Strings