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A 2000kg truck pulls a 700 kg trailer. Starting from rest the truck begins accelerating with an acceleration of 4.5m/s^2.
A) Draw the force diagram for the truck and the force diagram for the trailer and the identify forces and direction of forces?
B) What is the net force exerted on the trailer?
C) what force does the trailer exert on the car?
D) What is the net force acting on the car?
A spring with spring constant 34N/m is attached to the ceiling, and a 4.6-cm-diameter, 1.4kg metal cylinder is attached to its lower end. what length of the cylinder is submerged
A horizontal mass-spring system has low friction, spring stiffness 250 N/m, and mass 0.370 kg. The system is released with an initial compression of the spring of 10.8 cm, What is the maximum speed during the motion
The magnetic field due to a 2-A current flowing in a long, straight wire is 8 %u03BCT at a point P, a certain distanceaway from the wire
A tortoise can run with a speed of 14.0 cm/s, and a hare can run 20 times as fast. In a race, What is the length of the race
A small ball of mass, m = 8.60 × 10-9 g, has acquired an excess charge. The ball is then placed between two parallel plates spaced x = 3.45 mm, How many electrons did the ball gain or lose
Suppose you walk 3.97 m down a 30° incline while holding a 1.05 kg block. The 3.97 m distance is measured as a displacement along the incline; not as a vertical change in height. How much work do you do on the block as you walk down the incline.
Suppose that you hear a clap of thunder 15.5 s after seeing the associated lightning stroke. How far are you from the lightning stroke
The engine weighs 4500 newtons and it is lifted 1.5 meters up by the block and tackle system. The mechanic must apply a force of 225 newtons while pulling a total of 37.5 meters of chain by the block and tackle pulley system. What is the work done..
Using a 673-nm wavelength laser, you form the diffraction pattern of a 0.109-mm wide slit on a screen. How far is the screen located from the slit
Express the time in terms of given quantities. T catch = ? How far from Car B's starting line will the cars be when Car B passes Car A? Express your answer in terms of known quantities.
What is the total force (magnitude and direction) exerted by these two charges on a third charge q3=+5.00 nC located at y=-0.4000m
How much heat flows from 1.0 kg of water at 40.0 degrees C when it is placed in contact with 1.0 kg of 16.0 degrees C water in reaching equilibrium, what is the change in entropy due to this heat transfer
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