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Q. When the three blocks are released from rest, they accelerate with a magnitude of 0.450 m/s2. Block 1 has mass M, block 2 has 7M, and block 3 has 7M. What is the coefficient of kinetic friction between block 2 and table?
Q. A particle of mass m is attracted to a force center with force of magnitude k/r2. Use plane ploar coordinates and find Hamilton's equations of motion.
A baseball pitcher throws a fastball at a speed of 35m/s. The acceleration occurs as the pitcher holds the ball in his hand and moves it throughout an almost straight-line distance of 3.7 m. estimate the acceleration, assuming that it is constant ..
find the magnitude and direction of the field at this point.
An initially stationary 2.0 kg object accelerates horizontally and uniformly to a speed of 20 m/s in 1.9 s. (a) In that 1.9 s interval, how much work is completed on the object by the force accelerating it.
How much work must be done on the electron to move it to negative plate if it is initially positioned 2.86 mm from the positive plate.
An archer puts a 0.33 kg arrow to the bowstring. An average force of 183 N is exerted to draw the string back 1.3 m. suppose that air resistance is negligible.
A young boy swings a yo-yo horizontally above his head at an angular acceleration of 0.32 rad/s^2. If the tangential acceleration of the yo-yo at the end of the string is 0.15 m/s^2, how long is string.
Find out the angle that the total acceleration of the car. the car at the moment the car completes the circle.
What is the launch speed of a projectile that rises vertically above the Earth to an altitude equal to five before coming to rest momentarily.
define the magnitude of the acceleration of the elevator. A 300 kg piano slides 4.1m down a 30 degree incline and is kept from accelerating by the man who is pushing back on it parallel to the incline. The effective coefficient of kinetic friction ..
How numerous atoms does each hand contain
A cylindrical container with a cross-sectional area of 66.2 holds a fluid of density 816 kg/m3, and bottom of the container the pressure is 118 kPa. What is the depth of fluid.
Water flows straight down from an open faucet. The cross-sectional area of the faucet is 2.00 x10-4 m2, and the speed of the water is 0.87m/s as it leaves the faucet.
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