Deduce that the power required to maintain constant speed
A constant force of magnitude F moves an object at constant speed v in the direction of the force. Deduce that the power P required to maintain constant speed is given by the express P = Fv.
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Two lifeguards pull on ropes attached to a raft. If they pull in the same direction, the raft experiences a net external force of 320 N to the right. If they pull in opposite directions, the raft experiences a net external force of 109 N to the l
A small ball of mass 81 g is suspended from a string of length 26 cm and whirled in a circle lying in the horizontal plane. If the string makes an angle of 23? with the vertical, find the centripetal force experienced by the ball. The acceleratio
A fully loaded Volvo station wagon has a mass of 2000 kg. If each of its four tires is inflated to a gauge pressure of 215 kPa, what is the total tire area in contact with the road?
How much heat is required to vaporize a(n) 2 g ice cube initially at 0?C? The latent heat of fusion of ice is 80 cal/g and the latent heat of vaporization of water is 540 cal/g. The specific heat of water is 1 cal/(g · ? C) .
The wind exerts a force of 239 N North on a sailboat, while the water exerts a force of 167 N West on the sailboat. What is the magnitude of the net external force on the sailboat?
A ferris wheel with a radius of 8.0 m rotates at a constant rate, completing one revolution in 30.0 s. what is the apparent wight of a 60.0-kg passenger when she is at the top of the wheel?
A 108 kg water skier floating in a lake is pulled from rest to a speed of 11 m/s in a distance of 25 m. What is the net force exerted on the skier, assuming his acceleration is constant?
A spring with k = 45 N/m hangs vertically next to a ruler. The end of the spring is next to the 15 cm mark on the ruler. If a 2.7 kg mass is now attached to the end of the spring, where will the end of the spring line up with the ruler marks?
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but I would like to discuss to what extent employers should/should not influence or curb political participation in their workplaces.
Suppose you are the head of an island nation with a poor, growing population and the natural resources of the island are being degraded.
Question: What was the economic and political impact, if any protect the health and welfare to citizens ?
Problem: Article 3 of the Texas Constitution sets up the Texas Legislature. It also does which of the following?
Summarize how the ERA can be ratified and explain why this is the most likely way. You will draw on instances that are important to you
Which amendment to the U.S. Constitution is often called the "States' Rights Amendment" and is commonly used by states to challenge
Mechanisms of State-Led Development:** - **Industrial Policy:** Both countries used targeted industrial policies to support specific sectors, such as electroni