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Helium-neon laser light (632.8nm) is sent through a 0.3nm-wide single slit. What is the width of the central maximum on a screen 1m in back of the slit?
A gas is taken through the cyclic process described in the figure. (The x axis is marked in increments of 1.5 m3.) Find the net energy transferred to the system by heat during one complete cycle.
Two point charges lie along the y-axis. A charge of q1 = -9.5 ?C is at y = 6.0 m, Locate the point (other than infinity) at which the total electric field is zero
A top is a toy that is made to spin on its pointed end by pulling on a string wrapped around the body of the top. What is the final angular velocity of the top when the string is completely unwound
A pendulum is constructed by attaching a small metal ball to one end of a 1.25 m long string that hangs from the ceiling. the ball is released when it is raised high enough for the string to make an angle of 30.0 degrees with the vertical. how fast i..
In order better to map the surface features of the Moon, Calculate the satellite\'s kinetic energy, gravitational potential energy, and total orbital energy
What is the force on a test charge Q at the center.
A Young's double-slit interference experiment gives bright fringes separated by 2.5 cm on a screen when the experiment is performed in air. What is the new spacing between bright fringes
The potential difference between the surface of a 2.5cm -diameter power line and a point 1.6m distant is 4.1kV. What is the line charge density on the power line
Four particles with masses 4 kg, 2 kg, 4 kg, and 2 kg are associated by rigid rods of negligible mass. The origin is centered on the mass in the lower left corner, and all the particles are located in Quadrant 1. The rectangle is 5 m wide and 4 m ..
A 115 mCi radioactive tracer is made in a reactor. When delivered to a hospital 16 hours later its activity is 95 mCi. What is the tracer's half-life
You are practicing throwing darts in your dorm. You stand 2.89 m from the wall on which the board hangs. Calculate the speed of the dart when it hits the board
q1. an 1100- car is held in place by a light cable on a very smooth frictionless ramp. the cable makes an angle of 31.0
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