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Write the first three terms of the sequence whose nth terms are given by an = (n(n-2)/3)
A pipe with both ends open has a fundamental frequency of 510 Hz. You cover one end of the pipe. What is the new fundamental frequency?
question a ball is tossed so that it bounces off the ground rises to a height of 1.30 m and then hits the ground again
A Carnot cycle heat engine uses steam as the working fluid and has a thermal efficiency of 20%. calculate the work per kilogram of steam
Identical conducting spheres
A series RC circuit, which is made from a battery, a switch, a resistor, and a 3.0-µF capacitor, has a time constant of 9.0 ms. what is the resulting time constant
A 19.7 kΩ resistor and a capacitor are connected in series and then a 12.0 V potential dissimilarity is suddenly applied across them. The potential dissimilarity across the capacitor rises to 6.62 V in1.16 µs. (a) Compute the time constant of the cir..
A particle falls in Earth's gravity. The force of air resistance is F = ??v v(bold) where v(bold) is the velocity, v is the speed, Suppose the initial velocity is 0. How far has the object fallen when the speed is one-half the terminal speed
Find the difference in decibel levels β1 & β2 of a sound source is related to the ratio of its distances r1 & r2 and find the average power generated by the horn.
The mysterious Planet X has a radius of 5.50 x 106 mand an acceleration due to gravity of 13.0 m/s2 at its surface. Calculate its mass and average density
A crate is dragged 3.0 meter along a rough floor with a constant velocity by a worker applying a force of 500 Newton to a rope at an angle of 30o to the horizontal. Calculate how much work does each of these forces do
The critical angle of a certain material (say, a piece of glass of unknown refractive index n) in air (refractive index of air is 1.0) is 400. Determine the critical angle of the same glass
A soprano sings the note C6 (1046 Hz) across the mouth of a soda bottle. To excite a fundamental frequency in the soda bottle equal to this note, describe how far the top of the liquid must be below the top of the bottle. The top of the liquid mus..
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