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Consider a string with a length of 54.5 cm tied at both end (like on a stringed instrument). If the frequency of the first harmonic on the string is 267 Hz, determine the speed of the wave in the string. Post your answer in m/s and with 3 significant figures.
A 3.3 k and a1.8 k resistor areconnected in parallel and this combination is connected in serieswith a 1.8 k resistor. If each resistor is rated at 1/2 W, what is the maximum voltage that can be applied across the whole network?
IO is a moon of jupiter, with a mass M= 8.9X10^22 kg, and radius of 1820Km. What period will this satellite have
a commuter got on the train at the oakdale station at 650 a.m. she got off at metro station at 805 a.m. the train made
A raft is made of 11 logs lashed together. Each is 57 centimeter in diameter and has a length of 7.3 meter. Determine how many people can the raft hold
If 3.00 multiplied by 10-3 kg of gold is deposited on the negative electrode of an electrolytic cell in a period of2.75 h, what is the current in the cellduring that period? Assume the gold ions carry one elementary unitof positive charge.
A ball is launched directly upward from ground level with an initial speed of 20 m/s. (Air resistance is negligible.) What is the greatest height reached by the ball
A block with mass m = 4 kg is sitting on the ground and not moving. The acceleration due to gravity is g = 9.81 m/s2. Please answer the following questions.
A river flows due south with a speed of 2.0m/s. A man steers aboat across the river; his velocity relative to the water is 4.2m/sdue east. The river is 800m wide.
A constant force, F = (4.55, ?3.79, 2.10) N,acts on an object of mass 17.4 kg, What is the total work done by this force
an explorer is caught in a whiteout in which the snowfall is so thick that the ground cannot be distinguished from the
An electron with an initial speed of 6.00x105m/s is brought to rest by an electric field. find the potential difference that stopped the electron
A 70 g ice cube can slide without friction up and down a 30° slope. The ice cube is pressed against a spring at the bottom of the slope, what distance will it travel up the slope
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