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Two cars approach a street corner at right angles to each other. Car 1 travels at 35 km/h and second car at 45 km/h. Determine the relative velocity of first car as seen by second car? Determine what is the velocity of second car relative to first car?
q1. youre driving down the highway late one night at 20 rm ms when a deer steps onto the road 35rm m in front of you.
An engine flywheel initially rotates counterclockwise at 5.39 rotations per second. Then, during 21.3 seconds, its rotation rate changes to 2.11 rotations per second clockwise. Find the flywheel\'s average angular acceleration (including its sign) in..
question strontium sr with a mass number of 90 and an atomic number of 38 decays by beta emission. identify the product
Light having a free space wavelength of ?o = 500 nm passes from vacuum into diamond (nd = 2.4). find the wave's speed and wavelength in the diamond
A placekicker must kick a football from a point 36.0 m (about39.0 yd) fm the goal, and the ball must clear the crossbar, whichis 3.05 m high. Does the ball approach the cross bar while still rising orwhile falling
Three equal point charges, each with charge 1.50 mu C, are placed at the vertices of an equilateral triangle whose sides are of length 0.6m. What is the electric potential energy U of the system.
A ladder of length L = 2.5 m and mass m = 15.0 kg rests on a floor with coefficient of static friction ?s = 0.57. Assume the wall is frictionless. What is the minimum angle to keep the ladder from sliding
Find the electric energy density between the plates of a 225 μF parallel-plate capacitor. The potentialdifference between the plates is 345 V, and the plate separation is0.300 mm.
A train has the length of 114 m and starts from rest with a constant acceleration at time t = 0 s. At this instant, a car just reaches the end of the train.
An 18.5 kg box initially at rest is pushed 2.63 m along a rough,horizontal floor with a constant applied horizontal force of87.3509 N. If the coefficient of friction between box and floor is 0.393, findthe work done by the friction.
The force on a point charge, q, located along the z axis due to a uniformly charged ring of total charge Q, Find the points along the z axis where the force is maximum
When the three blocks in the figure below are released from rest, they accelerate with a magnitude of 0.740 m/s2, What is the coefficient of kinetic friction between block 2 and the table
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