Ask a New Question

Question

Assume a person expends mechanical energy at a rate of 450 W. If they were 15% efficient, what would be the rate at which he/she generates waste heat energy?
8 years ago

Answers

Henry
Po = 0.15*Pi = 0.15 * 450 = 67.5 Watts.
8 years ago

Related Questions

A 60.0 kg runner expends 355 W of power while running a marathon. Assuming that 8.00% of the energy... Assume a 125 pound person burns 150 calories after 15 minutes of jogging and 200 calories after 20 m... An engine expends 44.0 hp in moving a car along a level track at a speed of 13.9 m/s. How large is t... A student expends 9.6W of power lifting a textbook 0.50m in 3.0s with a constant velocity. How much... A robot arm expends 15J of work to extend a spring 10cm from its equilibrium position. How much for... A woman expends 96 kJ of energy in walking a kilometer. The energy is supplied by the metabolic brea... A vehicle expends an energy of 25000J while moving at a constant speed of 5 ms.what is the mass of v... How high can a person (assume a weight of 70 kg) climb on one ounce of chocolate if the heat of comb... Assume that one person can carry a four day supply of food and water for a trip across a desert that... Assume a person can carry a 4 day supply of food and water for a trip across the desert
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use