Problemas
1/16 : How much power is required to raise a 5 kg object up to 5m in 35?
Solución
Nataliaprofessionell · Tutor durante 6 años
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4.6 (308 votos)
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To calculate the power required to raise a 5 kg object up to a height of 5 meters in 35 seconds, we can use the formula for power:<br /><br />Power = Work / Time<br /><br />First, let's calculate the work done in raising the object. Work is calculated as the product of force and distance. In this case, the force is the weight of the object, which is the product of its mass and the acceleration due to gravity.<br /><br />Weight = Mass × Acceleration due to gravity<br />Weight = 5 kg × 9.8 m/s²<br />Weight = 49 N<br /><br />Now, we can calculate the work done in raising the object:<br /><br />Work = Force × Distance<br />Work = 49 N × 5 m<br />Work = 245 J<br /><br />Finally, we can calculate the power required:<br /><br />Power = Work / Time<br />Power = 245 J / 35 s<br />Power = 7 W<br /><br />Therefore, the power required to raise a 5 kg object up to a height of 5 meters in 35 seconds is 7 watts.
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