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A 63.5kg astronaut is doing a repair in space on the orbiting space station. She throws a 2.35kg tool away from her at 3.60m/s relative to the space station.
With what speed will she begin to move?
If the ball is released from rest at a height of 0.91 above the bottom of the track on the no-slip side, what is its angular speed when it is on the frictionless side of the track? suppose the ball is a solid sphere of radius 3.7 and mass 0.14.
A generating station is producing 2.00 106 W of power that is to be sent to a small town located 8.0 km away. Find the power used to heat the wires if the power is transmitted at 1300 V
The angular position of a point on the rim of a rotating wheel is given by %u03B8 = 4.01t - 6.34t2 + 2.63t3, What are the angular velocities at t = 3.19 s and t = 6.06 s
A 0.20 kg block on a vertical spring with a spring constant of 5 multiplied by 103 N/m is pushed downward, compressing the spring 0.090 m. When free, the block leaves the spring and travels upward vertically. How high does it rise above point of r..
Two physicists (on oppisite sides of a cage) are pulling on ropes tied to a lion. What are the force T2 and angle theta 2 of the rope pulled by the physicist 2
A disk released from the top of an inclined plane has a speed of 5.52 m/s at the bottom. How high is the upper end of the inclined plane
In an RLC circuit, the following three elements are connected in series: a resistor of 45.0 ?, a 21.0-mH inductor, and a 0.450-µF capacitor. Find the power factor for the RLC series circuit
Find the normalization constant co and the probability of finding the particle in the interval ±a//5. What is the mean momentum?
In a serious accident, a nuclear power plant%u2019s reactor vessel cracks, and all of the cooling water drains out. how much energy will it take to melt the core
A 50.0 g copper calorimeter contains 200 g of water at 20.0°C. How much steam must be condensed into the water if the final temperature of the system
An arrow is launched vertically upward from a crossbow at 97.9 m/s. What is its average speed up to that moment
Earth has a net charge that produces an electric field of approximately 150 N/C downward at its surface. (a) What is the magnitude and sign of the excess charge, noting the electric field of a conducting sphere is equivalent to a point charge at i..
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