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A solid conducting sphere of radius 2.00 cm has a charge of 7.90 µC. A conducting spherical shell of inner radius 4.00 cm and outer radius 5.00 cm is concentric by the solid sphere and has a charge of -3.20 µC. discover the electric field at the following radii from the center of this charge configuration:
A 20 cm long organ pipe is filled with air and is open at one end and closed at the other. The velocity of sound in air at 0°C is 331 m/s. What is the wavelength of the fundamental frequency
A beam of neutrons with a kinetic energy of 2.4x10-4eV falls on a slit of width 10-4m. What will be the angular spread of the beam after it passes through the slit
A mini-fridge needs to maintain a temperature of 277 K. The air outside the mini-fridge has a temperature of 292 K. What is the power output (that is, the work done per second) of the compressor in the mini-fridge
A beam of sunlight encounters a plate of crown glass at a 52.70° angle of incidence. Find the angle between the violet ray and the red ray in the glass
A charged ion has a mass of 2.5x10^-26 kg and charge 1.25x10^-19 C. Determine the radius of the path
A solar cell generates a potential difference of .1 V when a 500 ohm resistor is connected across it and a potential difference of .15 V when a 1000 ohm resistor is substituted.
A 48.0 ice skater spins about a vertical axis through her body with her arms horizontally outstretched, making 2.50 turns each second. The distance from one hand to the other is 1.50. Biometric measurements indicate that each hand typically makes ..
A steel cable is to support an elevator whose total (loaded)mass is not to exceed 3100kg. calculate the diameter of the cable required
question1find out the coefficient of kinetic friction between a 3.15 kg block and horizontal surface on which it rests
work function of potassium is 2.225 eV. Find the cutoff wave length of potassium, find the frequency of the x-ray
A car of mass m = 1365 kg is pushed off a cliff of height h = 29 m. what was the kinetic energy of the car the instant after it left the cliff
Auto companies frequently test the safety of automobiles byputting them through crash tests to observe rge integrity of thepassenger compartment. with what average force is it brought to rest
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