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A proton has a speed of 0.85c. FIRST Calculate the rest energy of the proton THEN Calculate the total energy of the proton. FINALLY Calculate the kinetic energy of the proton.
A thin rod of length 8.5 m and mass 23 kg is supported at a 37? incline. One support is 2.1 m, Find the normal force exerted on the rod by the upper support
An object is placed 12.0 cm in front of a converging lens of focal length 5cm. A concave mirror with radius of curvature 20.00 cm is located 30.00 cm in back of the lens. (Refer to attached picture)
A compressed-air cylinder is known to fail if the pressue exceeds 100 atm. What is the pressure inside the cylinder during the fire
You are a professional frontier re-enactor who specializes in making lead shot. To do this you put 2 kg of ice into 2 kg of water, both at 0 C, into an insulated bucket.
Assume a rocketship in deep space moves with constant acceleration equal to 9.8 m/s2, which gives the illusion of normal gravity during the flight. Estimate the time required by a rocketship to attain the speed of light and the distance travelled t..
David is driving a steady 26 when he passes Tina, who is sitting in her car at rest. Tina begins to accelerate at a steady 2.8 at instant when David passes.
Assuming the truck continues at constant speed from this minimum distance, for how long must the light remain yellow for the truck to completely clear the intersection before the light turns red.
Two rockets approach earth from opposite directions at equal speeds relatie to the earth, How fast are the rockets going with respect to earth
A beam of 6 MeV electrons passes through a 400 micro-meter thick silicon detector. Estimate the energy lost by the electrons when crossing 200 micro-meters, 300 micro-meters and the full thickness of the detector.
Laser light at 635 falls on a double-slit apparatus with slit separation 6.9 .Find out the separation between the third and fourth bright fringes, as seen on a screen 1.4 from the slits.
A 0.44T magnetic field is perpendicular to a circular loop of wire with 52 turns and a radius of 17cm. what is the magnitude of the induced emf
Consider a damped oscillator with m=0.2 kg, b= 4 N-m^-1 sec and k= 80N/m. Suppose that this oscillator is driven by a force F=Fo cos wt, What is the mean power input
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