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A charge of -4.6 µC is located at the origin; a charge of 6.13 µC is located at x = 0.2 m, y = 0; a third charge Q is located at x = 0.32 m, y = 0. The force on the 6.13 µC charge is 564.3 N, directed in the positive x direction.
Determine the charge Q. __uC
a car with a total mass of 1.92103 kg has wheels of radius 31.0 cm and moment of inertia 0.830 kg middot m2. what is
A 220g block hangs from a spring with spring constant 14N/m. At t=0s the block is 27cm below the equilibrium point and moving upward with a speed of 104cm/s. What is the block's oscillation frequency? What is the block's distance from equilibrium at ..
One common kind of computer keyboard is based on the idea of capacitance. Each key is mounted on one end of a plunger, find the change in capacitance that is detected by the computer
Construct a point charge configuration with three charges where there is a point (not at infinity) where the electric field is zero.
A projectile of mass m is shot straight up with initial velocity vo and feels a quadratic air resistance force of the form F =-kv2, where k=mg/u2. Find the speed of the projectile at time t while the projectile is still moving upwards
The speed of light is 1.10 times as large in material A than in material B. Determine the ratio na/nb of the refractive indices of these materials
A 24V battery is connected in series with a resistor, R=4 ohms and an inductor L=2H. What is the energy stored in the inductor
The current in a coil changes from 3.7 Amp to 2.2 Amp in 0.51 second. If the average emf induced in the coil is14 mV, evaluate what is the self-inductance of the coil
A sample contains 8.90×104 radioactive nuclei. In a time of 5 minutes, 1.90×103 of the nuclei decay. Evaluate the half life of the sample
The mass then travels vertically and it takes 1.10 s for the mass to reach the top of its trajectory. Determine the spring constant, in N/m. (Use g=9.81 m/s2). Assume that the time required for the spring to reach its full extension is negligible.
The wavelength of a spectral line measured to he lambda on I Earth is found to increase by 50% on a far distant galaxy. What is the speed of the galaxy relative to earth?
Calculate the energy of the planet, perihelion and aphelion distances and the speed of the planet at these points - Explain why hurricanes spin counter clockwise in the Northern hemisphere and clockwise in the Southern hemisphere.
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