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a) Explain what effect will increasing the number of lines per mm have on the grating constant of a diffraction grating?
b) If a single slit is oriented vertically, does the diffracted beam spread in the vertical or horizontal direction? Why?
A rectangular loop lies next to a long straight wire, on the same plane. Both wires carry a current of 3A. find the magnitude and the direction of the net force on each loop
The motion of a particle is given by x(t) = (25cm)cos(15t), where t is in s. At what time is the kinetic energy twice the potential energy
A ballplayer standing at home plate hits a baseball that iscaught by another player at the same height above the ground fromwhich it was hit. How high will the ball rise
How long could this energy be used to burn ten 60 W light bulbs? If this energy were used to raise a car of mass 1845 kg, to what height would the car be raised?
A tiger leaps horizontally from a 5.5 m high rock with a speed of 3.9 m/s. How far from the base of the rock will she land
At amusement parks, there is a popular ride where the floor ofa rotating cylindrical room falls away, How much centripetal force (in Newtons) acts on a 55.0-kg rider
Calculate the potential energy of a rock with a mass of 55 kg while sitting on a cliff that is 27 m high.
A 193 kg satellite is in a circular orbit of 26,273 miles (42,300,000 m) in radius. compute the velocity (speed) of the satellite
In RLC circuit, the sum of the magnitudes of the voltages across the the three components was always greater that the generator voltage. Explain why Kirchhoff's law is not violated
A current of 2.45 A flows along the length of a long solid cylindrical conductor. The radius of the cylinder is 8.5 cm. The current is uniformly distributed through the conductor. Calculate the magnitude of the magnetic field 2.4 cm from the cente..
A transformer is to be used to provide power for a computer disk drive that needs 6.0 V (rms) instead of the 120 V (rms) from the wall outlet. The number of turns in the primary is 420, and it delivers 500 mA (the secondary current) at an output v..
An alpha particle (helium nucleus, charge 2e) starts from rest and travels a distance of 1.88 cm under the influence of a uniform electric field of magnitude 12.2 kV/m
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