Physics, 06.12.2019 07:31 cadeedmiston
Auniform beam is suspended horizontally by two identical vertical springs that are attached between the ceiling and each end of the beam. the beam has mass 225 kg, and a 175-kg sack of gravel sits on the middle of it. the beam is oscillating in shm, with an amplitude of 40.0 cm and a frequency of 0.600cycles/s. part a the sack of gravel falls off the beam when the beam has its maximum upward displacement. what is the frequency of the subsequent shm of the beam?
Answers: 3
Physics, 22.06.2019 16:30
Select all the correct answers. which three statements about electromagnetic radiation are true?
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Physics, 22.06.2019 18:30
Abaseball is thrown from the outfield toward the catcher. when the ball reaches its highest point, which statement is true? (a)its velocity is not zero, but its acceleration is zero. (b) its velocity and its acceleration are both zero. (c) its velocity is perpendicular to its acceleration. (d) its acceleration depends on the angle at which the ball was thrown. (e) none of the above statements are true.
Answers: 1
Physics, 22.06.2019 19:30
If the area of a square has increased by a factor of 16, by how much has each side increased?
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Auniform beam is suspended horizontally by two identical vertical springs that are attached between...
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