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(a) What is the mass of the child and basket if a scale reading of 102 N is observed? (b) What is the tension T in the cord attaching the child to the scale? (c) What is the tension T' in the cord attaching the scale to the ceiling, if the scale has a mass of 0.400 kg?
If the ball was thrown from the street, when does it reach the street again after it passes by window on the way up.
Suppose a 1.83-g nugget of pure gold has zero net charge. What would be its net charge after it has 1.92 % of its electrons removed?
A soldier has a huge contraption that notches a large 4 kg arrow (it looks more like a lance) in a massive bow and uses a winch system to draw the arrow back to set the bow. What is the speed of the arrow
If the tension in each chain at the lowest point is 408 N, find the child's speed at the lowest point.
A 13.0 kg bucket of water of is suspendedby a rope wrapped around a pulley, which is just a solid cylinder0.300 m in diameter with mass 17.0 kg. With what speed does the bucket strike the water
A parallel-plate capacitor is formed from two circular 20-cm-diameter plates spaced 1.0 mm apart. What is the charge (in nC) on the positive plate
Three resistors are connected to a 54 V battery. R1=3Ω, R2=6.01Ω, R3=4Ω. Estimate the current through each resistor and the voltage across each resistor
What is the new frequency if one (a) increase the tension by a factor of 4 while keeping everything else constant (B) increase the length by a factor of 3 while everything else constant
You fly your 15 m spaceship, parallel to the ship's length with a speed of c/3 to your friend. How long is your spaceship as observed by your friend
A "seconds pendulum" is one that moves through itequilibrium position once each second. (The period of the pendulumis 2.000 s.) The length of a seconds pendulum is 0.9921 m at Tokyo and 0.9949m at Cambridge, England.
The space between two concentric conducting spherical shells ofradii b = 1.70 cm and a = 1.20 cm is filled witha substance of dielectric constant κ = 19.0. evaluate the capacitance of the device
A small ball is set in horizontal motion by rolling it with a speed of 5.00 m/s across a room 10.0 m long, Select the reason why the motion is periodic
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