Question: A block of mass m hangs from a string attached to a ceiling, as shown in FIGURE 5-24. An identical string hangs down from the

A block of mass m hangs from a string attached to a ceiling, as shown in FIGURE 5-24. An identical string hangs down from the bottom of the block. Which string breaks if
(a) The lower string is pulled with a slowly increasing force
(b) The lower string is jerked rapidly downward? Explain.

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a The upper string breaks because the tension in it is equal to the applied force on the lower ... View full answer

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