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If a pipe wrench of length 18 cm is positioned vertically on pipe, with the handle pointing up, and a force of 150 N is pulled at an angle 30 degrees below the horizontal, (such that the angle between the wrench and the force vector is 60 degrees) what is the torque on the pipe?
The floor received most of the collision energy and the force of the ball on the floor is upwards.
Throughout liftoff, a hot-air balloon accelerates upward at a rate of 3m/s^2. The balloonist drops an object over the side of the gondola when the speed is 13m/s.
A spring has an unstretched length of 12cm. When an 80 g ball is hung from it, the length increases by 4.0 cm.Then the ball is pulled down another 4.0 cm and released. a) What is the spring constant? b) What is the period of the oscillation?
A 27 pound meteorite struck the car, leaving a dent 24 cm deep in the trunk. If the meteorite struck the car with a speed of 440 m/s, what was the magnitude of its deceleration, assuming it to be constant.
Treating our rigid legged friend as a particle, what is the average force his feet exert on the ground when he slows down.
Two identical aluminium objects are insulated from their surroundings. Object A has a net charge of excess electrons. Object B is grounded. Which object is at the higher potential.
Suppose the Eskimo is pushing the same 50.0-kg sled across level terrain with a force of 50 N. If he does 4 x 10^2J of work on the sled while exerting the force horizontally, through what distance must he have pushed it.
What is the kinetic energy of a 1,500 kg car with velocity of 72.0 km/hr? How much work must be done on the car to bring it to a complete stop.
What do the solutions manual abbreviations mean, 1P 1MCQ 1CQ? How can we locate the question the answers pertain to? There are no basic faqs on how to use the study guide anywhere. Please help, I have homework to do without searching a retarded si..
Find out (a) the coefficient of kinetic friction between m2 and the incline, (b) the acceleration of each mass, and (C) the tension in the string.
a 16.0 g bullet is shot into a wooden block at rest with mass 4550 h on a frictionless surface. the block moves 1.20 m/s after the bullet strikes and becomes lodged in the block, find the speed of the bullet before striking the block
A 70.0 kg construction worker stands at the far end of the beam. What is the magnitude of the torque about the point where beam is bolted into place.
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