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The frequency and wavelength of a transverse wave on a string are 340 Hz and 0.70 m, respectively. The tension in the string is 160 N. What is the linear density of the string?
in its daily prow of the neighborhood a cat makes a displacement of 100m due north followed by an 80m displacement east. what is the magnitude and direction of the velocity
A professor's office door is 0.98m wide, 2.2mhigh, 4.0cm thick; has a mass of 29kg , and pivots on frictionless hinges. What is the moment of Inertia on the door
A circuit contains six 210 lamps and a 14 heater connected in parallel. The voltage across the circuit is 120V. If the circuit has a 12A fuse, will the fuse melt if all the lamps and the heater are on.
A man pulls a 50.0 kg box at constant speed across the floor. What is the value of the normal force
A skateboarder shoots off a ramp with a velocity of 6.9 m/s, directed at an angle of 56 ° above the horizontal. The end of the ramp is 1.1 m above the ground. how far is this point horizontally from the end of the ramp
A small puck of mass m=0.1kg moves in a circle of radius 0.3m on a table top; the puck is tied with a massless string to a tether at the origin. find the tension in the string at the end of one revolution
A sinusoidal wave travels along a stretched spring. A point along the string has a maximum velocity of 1.0 m/s and a maximum displacement of 2cm. What is the maximum acceleration at that point
Sam is a 60 kg diver. At the instant of take-off, his angular momentum about his medial-lateral axis is 20 kg x m^2/s, At take-off what is Sam's angular velocity about the medial-lateral axis
A long wire lying along the x-axis carries a current of 2.8 A in the +x direction. There is a uniform magnetic field present, given by B=0.003i + 0.004j + 0.002k, where i, j, k are the unit vectors along the cartesian coordinate axes') in units of..
Imagine that a certain bugle plays in C, so that the pitches in "Taps" are low G (196 Hz), middle C (261 Hz), E (329 Hz), and G (392 Hz). How long would this bugle be if uncoiled
A model rocket launches with an initial velocity of 7 m/s, at an angle of 81 degrees (with respect to the horizon). How far does the rocket travel in the horizontal direction
Seven-and-a-half seconds later the astronaut comes into contact with the shuttle. Elucidate what was the initial distance from the shuttle to the astronaut
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