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A 25.0 kg box slide 4.0m down the frictionless ramp shown in the figure then collides with a spring whose spring constant is 250N/m.
What is the maximum compression of the spring?
At what compression of the spring does the box have its maximum speed?
If the car had been going 10m/s but had stopped in the same d = 167m distance, what would its acceleration have been.
You have a 96.1-cm-long copper rod with a rectangular cross section of dimensions 5.47 cm by 7.39 cm. Find the heat current* through the rod
A rock is thrown down a well that is 8.85 meter deep. The splash is heard 1.20 sec later. Evaluate how deep is the well
A heavy sled is being pulled by two people as shown in the figure. The coefficient of static friction between the sled and the ground is ?s = 0.571, and the kinetic friction coefficient is ?k = 0.467. what is the sled\'s acceleration
If the motor is then switched off, and frictional forces equivalent to a constant horizontal force of 200N act on it, find in what distance will it come to rest
The dielectric of a parallel plate capacitor is to be a slab of glass that completely fills the volume between the plates. Find the charge on the capacitor if it is connected to a 24 Volt battery
A piece of wood of density 936 kg/m3 and volume 1.7m3 is floating in water of density 1000kg/m3. What volume of the wood (in m3) is below the water line
A block of mass 2.89 kg is pushed 2.20 m along a frictionless horizontal table by a constant 13.0 N force directed 23.0° below the horizontal. calculate the normal force exerted by the table
The wind blows with a force of 425N north on a sail boat, while the water exerts a force of 325N west on the sailboat. Find out the magnitude and direction of the net external force on the sailboat.
A 106 watt motor is used to lift a 114 kg container to a height of 6 m. How much time does it take to lift the container with the motor
A 0.80-kg book moves verticallyupward a distance of 17 m, andthen vertically downward 17 m,returning to its initial position. How much work is done by gravity during the upward motion of the book?
After 10.7 s, a spinning roulette wheel has slowed down to anangular velocity of 2.25 rad/s. Determine the angular displacement of the wheel
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