PROBLEM 5.2 2. An unknown mass and a 12 kg mass are tied to a light string and hung over a frictionless pulley. If the tension in the string is 50 N, what is the unknown mass? 3.24 kg b. 4.24 kg c. 5.24 kg d. 6.24 kg a.
PROBLEM 5.2 2. An unknown mass and a 12 kg mass are tied to a light string and hung over a frictionless pulley. If the tension in the string is 50 N, what is the unknown mass? 3.24 kg b. 4.24 kg c. 5.24 kg d. 6.24 kg a.
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Transcribed Image Text:PROBLEM 5.2
2. An unknown mass and a 12 kg mass are tied to a light string and hung over a
frictionless pulley. If the tension in the string is 50 N, what is the unknown
mass?
3.24 kg
b. 4.24 kg
c. 5.24 kg
d. 6.24 kg
a.
Transcribed Image Text:PROBLEM 5.7
A shipping crate that weighs 300 N is initially stationary on a loading dock. A
forklift arrives and lifts the crate with an upward force of 520 N, accelerating
the crate upward. What is the magnitude of the force due to gravity acting on
the shipping crate while it is accelerating upward?
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