Physics, 25.12.2019 00:31 hdamelis30
The vertical displacement y(x, t) of a string stretched along the horizontal x-axis is given by y(x, t) = (6.00 mm) cos[(3.25 m-1)x - (7.22 rad/s)t]. (a) what is the minimum time for each complete cycle of the wave? (b) what is the distance between adjacent crests of the wave? (c) how fast does this wave travel?
Answers: 2
Physics, 21.06.2019 14:40
An implanted pacemaker supplies the heart with 72 pulses per minute, each pulse providing 6.0 v for 0.65 ms. the resistance of the heart muscle between the pacemaker’s electrodes is 550 ω. find (a) the current that flows during a pulse, (b) the energy delivered in one pulse, and (c) the average power supplied by the pacemaker.
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Physics, 22.06.2019 04:30
The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.
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An engine undergoes a cycle as shown in the diagram. during a complete cycle the work done by the gas is 28.5×103 j and the energy transferred thermally out is 99.4×103 j. there are 1.5×1024 gas molecules and they have three active degrees of freedom. 6. (6 pts) during which process(es) is energy transferred thermally into the gas? a. 1→2 b. 2→3 c. 4→1 d. 1→2 and 4→1 e. none of the above
Answers: 3
The vertical displacement y(x, t) of a string stretched along the horizontal x-axis is given by y(x,...
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