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A parallel plate capacitor has a capacitance of 4.5 µF when filled with a dielectric. The area of each plate is 3.3 m2 and the separation between the plates is 8.00 10-5 m. What is the dielectric constant of the dielectric?
A grinding wheel 0.45 in diam rotates at 2900. What is acceleration of a point on the edge of the grinding wheel.
Determine the linear (tangential) acceleration of the rim of the bicycle's wheels (in the reference frame of a cyclist riding the bike).
Why does the base of a shuttle cock always lead in motion when hit with a racket. what is grocery carts final speed.
A wall in a house contains a single window. The window consists of a single pane of glass whose area is 0.11 m2 and whose thickness is 8 mm. Treat the wall as a slab of the insulating material Styrofoam whose area and thickness are 15 m2 and 0.10 ..
What is the speed of the arrow as it leaves the bow. At a height of 5 meters above the surface of a lake, a sound pulse is generated. The echo from the bottom of the lake returns to point of origin 0.130 s later. The air and water temperatures are ..
You're designing a highway so that the maximum centripetal acceleration on a curve is no more than 1.0 m/s^2. What is the minimum curvature radius to accommodate a 100 km/h maximum speed? Please show the answer and how you got it!
A ball is tossed from an upper story window of a building. Compute the height from which the ball is thrown.
A proton accelerates from rest in a uniform electric field of 675 N/C. At some later time, its speed is 1.35 106 m/s. (a) Find the magnitude of the acceleration of the proton.
A standard baseball has a circumference of approximately 23 cm. If a baseball had the same mass per unit volume as a neutron or a proton, about what would its mass be?
State the condition that is necessary for a charge to move in a wire. Relate the definition of electric current to the units of current. Explain the cause of resistance and how the resistance of a wire can be determined.
A small immersion heater can be used in a car to heat a cup of water for coffee or tea. suppose the manufacturer's claim of 60% efficiency.
With brakes fully applied, a 1430kg car decelerates from a speed of 74km/hr. What is the work done by the braking force in bringing car to a stop.
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