'A 500 kg horse can provide steady output power of 750 W BIO (that IS, horsepower) when pulling load. How about a 38 kg sled dog? Data show that 38 kg dog" can pull a sled that requires pulling force of 60 N at steady 2.2 m/s. What are the specific power values for the dog and the horse? What is the minimum number of dogs needed to provide the same power aS one horse?'
Added by Juan Carlos M.
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Given: - Mass of the horse, \(m_{horse} = 500 \, \text{kg}\) - Power of the horse, \(P_{horse} = 750 \, \text{W}\) Specific power for the horse, \(SP_{horse} = \frac{P_{horse}}{m_{horse}} = \frac{750}{500} = 1.50 \, \text{W/kg}\) ** Show more…
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