Physics, 22.08.2019 00:20 oscardiazbet8803
You have a 1.99-m-long stretched string with a mass of 19.3 g. when you oscillate the string at 440 hz., which is the frequency of the standard a pitch that orchestras tune to, you observe transverse waves with a wavelength of 15.7 cm traveling along the string. calculate the tension in the string.
Answers: 3
Physics, 22.06.2019 10:00
** urgent** the voltage across the primary winding is 350,000 v, and the voltage across the secondary winding is 17,500 v. if the secondary winding has 600 coils, how many coils are in the primary winding? a- 30 coilsb- 583 coilsc- 12,000 coilsd- 332,500 coils
Answers: 1
Physics, 22.06.2019 10:30
Astone weighing 1.5 kilograms is resting on a rock at a height of 20 meters above the ground. the stone rolls down 10 meters and comes to rest on a patch of moss. the gravitational potential energy of the stone on the moss is joules.
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Physics, 22.06.2019 14:30
Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd a) 30 joules b) 3000 joules c) 320 joules d) 3200 joules
Answers: 2
You have a 1.99-m-long stretched string with a mass of 19.3 g. when you oscillate the string at 440...
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