Physics, 05.09.2019 17:30 elizabethwaller8104
Astring along which waves can travel is 4.36 m long and has a mass of 222 g. the tension in the string is 60.0 n. what must be the frequency of traveling waves of amplitude 6.43 mm for the average power to be 50.4 w?
Answers: 1
Physics, 21.06.2019 22:30
During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?
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Physics, 22.06.2019 02:00
The motor m applies a time-varying force of f (200 t) n, where t is in seconds. box b with mass 200 kg starts from rest, and the coefficients of kinetic and static friction are 0.2 and us 0.3 the acceleration due to gravity is g 9.8 m/s2 b 300 a) find the time ' when the box starts to move. b) calculate the speed of the crate at 3 s c) calculate the power delivered by the motor at t 3 s
Answers: 3
Astring along which waves can travel is 4.36 m long and has a mass of 222 g. the tension in the stri...
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