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A uniform, square metal plate with side L = 6.57 cm and mass 0.211 kg is located with Its lower left corner at (x,y) = (0,0) as shown in the figure. Two squares with side length L/4 are removed from the plate.
a) What is the x-coordinate of the center of mass?
b) What is the y-coordinate of the center of mass?
A 40.0 ball of clay travelling east at 6.00 collides and sticks together with a 20.0 ball of clay travelling north at 5.00. What is the speed of the resulting ball of clay.
A resistor, capacitor and inductor are connected in series to an ac source with a frequency of 30 Hz and an rms potential of 40 V. What is the resonance frequency for this circuit
Calculate the mass of the earth given the acceleration of gravity at the north pole is 9.830 m/s^2 and the radius of the earth is 6371 km from pole to pole. (b) Compare this with the accepted value of 5.979 x 10^24 kg.
A satellite in Earth orbit has a mass of 102 kg and is at an altitude of 2.10 106 m. (Assume that U = 0 as r ? ?.), What is the potential energy of the satellite-Earth system
You are standing at x = 8.5 km. Lightning bolt 1 at x=0 km and lightning bolt 2 at x = 13.0 km. Both flashes reach your eye at the same time. what is the time difference between the two flashes
Two narrow parallel slits separated by 0.85 mm are illuminated by 600 nm light, and the viewing screen is 2.8 m away from the slits. What is the ratio of intensity at this point to the intensity at the center of the central bright fringe?
A 312 eV electron is moving in the positive x direction. It encounters a magnetic field of 1.80 mT out of the paper. What is the angular velocity? What is the velocity of the electron? What is the radius of the circle or rotation?
you decide to take the plunge and go bungee jumping. being a college student you do this on the cheap and buy a bungee
a 5000 african elephant has a resting metabolic rate of 2500 . on a hot day the elephants environment is likely to be
A Child with a mass of 35.0 kg climbs onto a water slide that is 2.00 m above the water. What is the work done by the normal force on the child
A parallel-plate capacitor is formed from two 5.9cm-diameter electrodes spaced 1.0mm apart. The electric field strength inside the capacitor is 3.0×106 N/C. What is the charge (in nC) on each electrode
A 5-m length of wire carrying a current of 1.5 Amp is in a magnetic field of 2 T. Determine the magnetic force on the wire if the angle between the wire and the magnetic field is 25o
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