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A 6350 kg space probe moving nose-first toward Jupiter at 105 m/s relative to the Sun fires its rocket engine, ejecting 80.0 kg of exhaust at a speed of 243 m/s relative to the space probe. What is the final velocity of the probe?
A baseball has a velocity of 43.6 m/s (97.5 mi/h), directed horizontally, as it is released by a pitcher. Calculate the ball's instantaneous acceleration just before it is released
a current of 0.300 a through your chest can send your heart into fibrillation ruining the normal rhythm of heart beat
The ropes in the figure are each wrapped around a cylinder, and the two cylinders are fastened together. What is the angular acceleration of the cylinders
If a hot air balloon floats at a constant elevation (it has reached equilibrium) where the local atmospheric pressure is 98 kPa (abs) and outside air temperature is 285 K, and the hot air inside the balloon is at 400 K
Given that the number of electrons per volume in aluminum is 3.01x10^56 electrons/m^3, determine the valence number (number of free electrons per atom)
Two 40.0 µF capacitors in parallel are connected across a sinusoidal ac generator operating at 60.0 Hz. how much current passes through each capacitor
A hot iron horseshoe (mass = 0.50kg ), just forged, is dropped into 1.50L of water in a 0.30kg iron pot initially at 25.0?C. estimate the initial temperature of the hot horseshoe
A 30g dart is shot straight up at 10 m/s . At the same instant, a 21g ball of cork is dropped from 2.8m above the dart. What is the speed of the cork ball immediately after it is hit by the dart
a proton travels with a speed of4.90106ms at an angle of 65degwith the direction of a magnetic field of magnitude
If his arms are capable of exerting a force of 1400 on the vine, what is the maximum speed he can tolerate at the lowest point of his swing? His mass is 82, and the vine is 6.00 long.
The total distance traveled by a point on the edge of a tire?
The force of the wind on the sails of a sailboat is 410 N north. The water exerts a force of 240 N east. If the boat (including crew) has a mass of 330 kg, illustrate what are the magnitude and direction of its acceleration?
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