Problem on applied force
A force of 120 N is applied to the front of a sled at an angle of 28.0o above the horizontal so as to pull the sled a distance of 165 meters. How much work was done by the applied force?
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A ladybug sits halfway between the axis and the edge of a phonograph record. What will happen to its tangential speed if the RPM rate is doubled? At this doubled rate, what will happen to its tangential speed if it crawls out to the edge?
How far will the trampoline stretch if the performer stands still on it while taking a bow?
A block of mass m = 0.870 kg is fastened to an unstrained horizontal spring whose spring constant is k = 98.0 N/m. The block is given a displacement of +0.120 m, where the + sign indicates that the displacement is along the +x axis, and then relea
If wind blows at 35 m/s^2 over a house,what is the net force on teh roof if its area is 240 square meters and theroof is flat? Show all work, with equation adn substituion units.
An Atwood's machine consists of blocks of masses m1 = 10.1 kg and m2 = 18.4 kg attached by a cord running over a pulley as in the figure below. The pulley is a solid cylinder with mass M = 8.30 kg and radius r = 0.200 m. The block of mass m2 is al
He notices a 143 mile marker as he passes through town. Later john passes a 110 mi marker. what is the distance between town and john's current location?
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The amplitude of the driving force is 0.480 N and the amplitude of the oscillator's steady-state motion in response to this driving force is 0.864 m. What is the oscillator's damping constant?
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