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One component of a metal sculpture consists of a solid cube with an edge of length 0.263 m. The alloy used to make the cube has a density of 8.39 × 103 kg/m3. Find the cube\'s mass.
An unknown nucleus has twice the volume of a nucleus with 62 nucleons. What is the atomic mass number of the unknown nucleus
A 3.00 kg steel ball strikes a massive wall at 10.0 m/s at an angle of ? = 60.00 with the plane of the wall. what is the average force exerted by the wall on the ball
A guitar string is 90cm long and has a mass of 3.6g from the bridge to support post (L) is 60cm and the string is under the tension of 560. What are the frequencies of fundamental and first two overtones.
Two 2.1 cm 2.1 cm square aluminum electrodes are spaced 0.57 mm apart. What is the magnitude of the charge on each electrode
Consider a 10-kg block resting on a frictionless plane inclined 30 o connected by a rope through a pulley to a 10-kg block hanging free. What is the direction and magnitude of the resulting acceleration of the 2-block system?
The resistance of a copper wire is 0.8? at 20 DC. When it is placed in an oven, its resistance is 1.2?. What is the temperature of the oven
Consider a string with length 36 cm. The two ends are attached to the ceiling, separated by distance 30.0 cm. Determine the tension in the right segment of the string
A skier of mass 100 kg starts from rest and comes down a slope of constant angle 25 degrees with the horizon. What is the length of the slope
Small steel ball bearing with a mass of 17 g is on a short compressed spring. When aimed vertically and suddenly released, the spring sends the bearing to a height of 1.39m. Calculate the horizontal distance ball would travel if the same spring we..
A copper laboratory tank has a diameter of 0.48 m at 20degree celcius. what would be the new diameter if the tank is filled with 80degree celcius alcohol.
A Dodge Caravan has a speed of 50 mph and an acceleration of 2 mph second. Which car has the higher speed after 10 seconds have elapsed
The speed of an object is known to be 3.0 X 108m/s. You measure the velocity of the object during an experiment, find the percent error associated with these two values
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