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A copper wire is 8.00 m long, and has a cross-sectional area of1.0X10-4 m2. This wire forms a one turn loopin the shape of a square and is then connected to a battery thatapplies a potential difference of 0.100 V. The loop is placed in auniform magnetic field of magnitude 0.400 T, so that the plane ofthe coil makes an angle 25 degrees with the direction of themagnetic field
(a) What is the torque acting on the loop?
A metal wire of mass m slides without friction on two horizontal rails spaced a distance d apart.the track lies in a vertical uniform magnetic field B. A constant current i flows from generator G along one rail across the wire and back down the other..
X rays diffract from a crystal in which the spacing between atomic planes is 0.193nm . The second-order diffraction occurs at 42.0?
A circular saw blade 0.250m in diameter starts from rest. In 7.50s , it reaches an angular velocity of 140rad/s with constant angular acceleration. Find the angular acceleration and the angle
In a football game a kicker attempts a field goal. The ball remains in contact with the kicker's foot for 0.0250 s, estimate vertical components of the launch velocity
Suppose you are driving on the interstate at 90 mph when you see a highway patrol car parked upahead. You apply your brakes, decelerating at a constant rate of4.4 mph/sec until you have reduced your speed to 65 mph.
The inner and outer surfaces of a cell membrane carry a negative and positive charge, respectively. What is the magnitude of the electric field in the membrane
An elevator releases 11200J of gravitational potential energy as descending 4m between floors. How much does elevator weigh.
One resistor dissipates 12 W of power when connected across a battery. how much total power will they dissipate
a mixture of na2co3 and baco3 weighing 0.2000 g requires 30.00 ml of 0.1000 n acid for complete neutralization. what is
A horizontal wire of length 0.57 m, carrying a current of 8.0 A, is placed in a uniform external magnetic field. Determine the magnitude of the external magnetic field
A physics lecture room has a volume of 251m^3. Calculate the mass of the air in the room
The potential difference across a resting neuron in the human body is about 105.0 mV, How much power does the neuron release
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