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A baseball is thrown with an initial horizontal speed of 20 m/s, and an initial vertical speed of 10 m/s. Find the horizontal distance where the baseball will hit the ground, and the total time of fight. Assume g = 10 m/s2
Start with the thin lens equation and solve for the image distance in terms of the focal length and object distance. Use this to explain why you can expect a real image only
Given series of equipotentials Allow a charge to move through three displacements s ,s1,s2 . Calculate the electric field component along each displacement
X rays diffract from a crystal in which the spacing between atomic planes is 0.200nm. What is the angle of the first-order diffraction
A bullet is shot out of a gun with a 61 cm barrel at a speed of 410 m/s into a block of wood. The bullet enters the wood 13 cm. Illustrate what force does the block exert on the bullet? What is the time it takes?
A door has mass M, width W, and height H. It is attached to a door frame by only two hinges: one at 5H/6 (the top hinge) and one at H/6 (the bottom hinge). Calculate the force that the door frame exerts on each hinge
A string under a tension of 49.0 N is used to whirl a rock in a horizontal circle of radius 2.40 m at a speed of 20.8 m/s on a frictionless surface, What is the breaking strength, in newtons, of the string
A copper wire is 6.00 m long and has a cross-sectional area of 1.00 multiplied by 10-4 m2. what is the maximum torque that can act on it
Monochromatic light falling on two slits 1.5×10?2mm apart produces the fifth-order fringe at an 8.9?angle.
A block of ice starts from rest on an apartment building's roof, which slopes at 41° below the horizontal. How far from the building does the block strike the ground
Three electric charges QA= q, QB = -q, and QC = -2q are located at the points, what is the value of the electric potential at the origin
A man applies a force of F = 3.00 102 N at an angle of 60.0° to a door, x = 2.20 m from the hinges. Find the torque on the door
Two masses are joined together by a rod with a uniform linear mass density of 400 grams per meter, What is their angular momentum
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