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A ten loop coil having an area of 0.23 m2 is in a 0.047-T uniform magnetic field oriented so that the maximum flux goes through the coil. The coil is then rotated so that the flux through it goes to zero in 0.34 s. What is the magnitude of the average emf induced in the coil during the 0.34 s?
A subway train starts from rest at a station and accelerates at a rate of 1.50m/s2 for 14.2s . It runs at constant speed for 69.6s and slows down at a rate of 3.51m/s2 until it stops at the next station. find total distance covered? express answer..
an air conditioner operates on 800w of power and has a performance coefficient of 2.80 with a room temperature of 22.0
A 80-g ball collides elastically with a 320-g ball that is at rest. If the 80-g ball was traveling in the positive x-direction at 5.75 m/s before the collision
Two long, parallel wires carry currents of 3.00 A and 5.00 A in the same direction. If the distance between the wires is 0.400 m, What is the force acting on a 0.5 m length of the wire carrying 5.00 A
A spark occurs at the tip of a metal needle if the electric field strength exceeds 4.00×106 N/C, What is the minimum surface charge density for producing a spark
What is the radius of a bobsled turn banked at 75.0° and taken at 30.0 m/s, assuming it is ideally banked
A 49 gram block of copper at -13oC is added to 130 gram of water in a 76 gram aluminum cup. Determine the equilibrium temperature of the cup and its contents
A person pushes a 16.0 kg shopping cart at a constant velocity for a distance of 18.0 m. What is the magnitude of the force that the shopper exerts
Harold the Hurler is a physics student who is renowned for his baseball pitching arm. In order to determine the amount of work he performs in throwing a baseball, Harold devises an experiment.
To apply the concepts of buoyancy and Archimedes' Principle. To practice the use of free-body diagrams and the application of Newton's 2nd Law
What is the values of k and a in mark houwink equatuion at room temp.
a 1.53-cm-high object is placed 20.0 cm in front of a concave mirror with a 4.26-cm focal length. what is the position
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