Physics, 21.11.2019 06:31 dawood7068
Asteel sphere sits on top of an aluminum ring. the steel sphere (a= 1.1 x 10^-5/degrees celsius) has a diameter of 4.000 cm at 0 degrees celsius. the aluminum ring ( a = 2.4 x 10^-5/degrees celsius) has an inside diamter of 3.994 cm at 0 degrees celsius. at what temperature will teh sphere fall through teh ring? ? mulitple choice questiona, 461.5 degrees celsiusb. 208.0 degrees celsiusc. 115.7 degrees celsiusd. 57.7 degrees celsius
Answers: 3
Physics, 21.06.2019 16:20
Two particles of masses m and 2m are placed on a smooth horizontal table. a string, which joins these two masses, hangs over the edge supporting a pulley, which suspends a particle of mass 3m.the pulley has negligible mass. the two parts of the string on the table are parallel and perpendicular to the edge of the table. the hanging parts of the string are vertical. find the acceleration of the particle of mass 3m.
Answers: 1
Physics, 21.06.2019 20:30
Protons and neutrons are found within the nucleus of an atom
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Physics, 21.06.2019 23:30
Awoman stands a distance d from a loud motor that emits sound uniformly in all directions. the sound intensity at her position is an uncomfortable 2.0×10-3 w/m2. at a distance 2.6 times as far from the motor, what are (a) the sound intensity and (b) the sound intensity level relative to the threshold of hearing?
Answers: 1
Physics, 22.06.2019 06:00
What are atoms of the same element with varying number of neutrons
Answers: 3
Asteel sphere sits on top of an aluminum ring. the steel sphere (a= 1.1 x 10^-5/degrees celsius) has...
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