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A 124cm long 4.00g string oscillates in its n=4 mode with a frequency of 200 Hz and a maximum amplitude of 5.50mm
1. What is the tension in the string?
2. What is the wavelength in the string?
If the greatest pressure crustal rock can sustain before crumbling is 1.4×109 , find the maximum depth of the Earth's crust
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an ac power supply puts out a voltage V = 170sin(2n60t) and is connected to a resistor R = 20 ohm. what is the average power in W dissipated in the resistor
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Two dogs pull horizontally on ropes attached to a post; the angle between the ropes is 60.0?. Dog A exerts a force of 272N , and dog B exerts a force of 346N. Find the magnitude of the resultant force
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Why is it unwise to suddenly apply the brakes of a car on a wet or icy pavement? Everyday examples where areduction in the force of friction would be undesirable?
A container holds a gas consisting of 1.05 moles of oxygenmolecules. One in a million of these molecules has lost a singleelectron. What is the net charge of the gas
A 2.0-kg object is attached to a spring (k=55.6 N/m) that hangs vertically from the ceiling. obtain the magnitude of the maximum acceleration of the object
In each of two coils the rate of change of the magnetic flux in a single loop is the same. The emf induced in coil 1, which has 243loops, is 3.36 V. The emf induced in coil 2 is 4.75 V. How many loops does coil 2 have?
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