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Two point charges are located close to each other. One charge has a magnitude of + 9.5 µC and is located at the origin. The other charge has a magnitude of + 5.9 µC and is located at the position x = 1.26 m, y = 1.49 m. Calculate the potential energy of this system of charges.
y of light in air enters a glasss surface. The angle ofrefraction in the glass is measured to be 45 degrees. what is the angle of incidence
A jogger is running around a circular track of circumference 470 m. If the jogger has a speed of 8 km/h, what is the magnitude of the centripetal acceleration of the jogger
A young boy with a broken leg is undergoing traction. What is the magnitude of the force exerted on the femur by the lower leg
point p is at a potential of 540 kv and point s is at a potential of 250 kv. the space between these points is
An object moves uniformly around a circular path of radius 22.0 cm, making one complete revolution every 1.80 s. What is the translational speed of the object
A machine componant is subjected to the forces and couples shown. The componant is to be held in place by a single rivet that can resist a force but not a couple. determiune the location of the rivet hole
What is the resulting compressional force on Earth. Two loudspeakers, A and B, are driven by the same amplifier and emit sinusoidal waves in phase.
A microscope with a magnification of 1000 using a converging lens with a focal distance of 1.5 cm for the objective. The tube length given to you is 30 cm long. What should the focal distance of the eyepiece be if you want the eyes to be relaxed whil..
The second-order dark fringe in a single-slit diffraction pattern is 1.40 mm from the center of the central maximum. calculate the wavelength of the incident light
A bullet is fired horizontally with an initial velocity of 900 m/s at a target located 150 m from the rifle. How much time is required for the bullet to reach the target
A 5g lead bullet travelling at 370-m/s is stopped by a large tree. If half the kinetic energy of the bullet is transformed into internal energy and remains with the bullet whilst the other half is transmitted to the tree, what is the increase in t..
When water is boiled under a pressure of 2.00 atm, the heat ofvaporization is 2.20 x 10^6 J/kg and the boling point is 120Degrees C. Compute the increase in internal energy of the water
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