Tension in the string once the box begins to move
A 5.8 box is on a frictionless 39 slope and is connected via a massless string over a massless, frictionless pulley to a hanging 1.9 weight.
What is the tension in the string once the box begins to move?
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At a distance r1 from a point charge, the magnitude of the electric field created by the charge is 287 N/C. At a distance r2 from the charge, the field has a magnitude of 128 N/C. Find the ratio of the distances.
Pilots can be tested for stresses of flying high speed jets in a whirling "human centrifuge," which takes 1.0 minute to turn through 20 complete revolutions before reacting its final speed a) what was its angular acceleration (assumed constant) an
What are the ways in which fertilizers can be applied to alleviate nutrient deficiencies in cropping systems identifying advantages and disadvantages of each method with respect to its suitability for the fertilizer being used.
Consider the light from the object that reflects first from the plane mirror and then from the concave mirror. Find the location of the image that this light produces in the concave mirror. Specify this distance relative to the concave mirror.
Our quality control department is being moved to a different location. Determine the kernel density of each brand and relate it to water content.
Starting from rest, a 91-kg firefighter slides down a fire pole. The average frictional force exerted on him by the pole has a magnitude of 815 N, and his speed at the bottom of the pole is 3.7 m/s. How far did he slide down the pole?
Two brothers push on a box from opposite directions. If one brother pushes with a force of 86 N and the other brother pushes with a force of 67 N, what is the magnitude of the net force on the box?
A 31 kg gun is standing on a frictionless surface. The gun ?res a 55.9 g bullet with a muzzle velocity of 301 m/s. The positive direction is that of the bullet. Calculate the kenetic energy of the bullet immediately after the gun was fired. Answe
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