Physics, 28.06.2019 12:30 pierrezonra
A0.40-kg mass attached to the end of a string swings in a vertical circle having a radius of 1.8 m. at an instant when the string makes an angle of 40 degrees below the horizontal, the speed of the mass is 5.0 m/s. what is the magnitude of the tension in the string at this instant? a. 9.5 n b. 3.0 n c. 8.1 n d. 5.6 n e. 4.7 n
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A0.40-kg mass attached to the end of a string swings in a vertical circle having a radius of 1.8 m....
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