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A double slit is opposite the center of a 1.7-m wide screen 2.3 m from the slits. The slit separation is 24 µm and the width of each slit is 7.2 µm. How many fringes are visible on the screen if the slit is illuminated by 590-nm light?
An image of the moon is focused onto a screen using a converging lens of focal length f=35.3cm. What is the diameter of the moon's image
The punter on a football team tries to kick a football so that it stays in the air for a long "hang time". If the ball is kicked with an initial velocity of 25.0 m/s at an angle of 60.0 degrees above the ground, illustrate what is the "hang time"?
A projectile is shot from the ground at an angle of 55 degrees with respect to the horizontal,find the horizontal component and the vertical component of initial velocity
A 723-N person stands on a uniform board of weight 282 N and length 6.1 m. How far from the left end of the board is the person standing
A 4.29-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic friction between the box, Determine the kinetic frictional force that acts on the box
The electric field midway between two equal but opposite point charges is 755 N/C, and the distance between the charges is 15.8 cm. What is the magnitude of the charge on each
Two small charges with a mass of 1.0 g each are connected by 2.0-cm-long insulating rod of negligible mass. Obtain the moment of inertia around the center of mass
A meter stick lies on the bottom of a 100 cm long tank with its zero mark against the left edge. You look into the tank at a 30 angle, with your line of sight just grazing the upper left edge of the tank.
Suppose 1.0 mol of a monatomic ideal gas initially at 10 L and 350 K is heated at constant volume to 700 K, What is the efficiency of the cycle
If a 35.0 N·m torque on a wheel causes angular acceleration 20.0 rad/s2, what is the wheel's rotational inertia
A free electron and a free proton are exactly 0.70cm apart, Find the magnitude of the acceleration of the proton and Find the magnitude of the acceleration of the electron
what is the electric force between the proton and electron inside of a hydrogen atom? What must the speed of the electron be
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