Find the maximum possible coefficient of performance for a heat pump used to heat a house in a northerly climate in winter.

Calculate the volume of this regular solid. what is the volume of the cone? round your answer to the nearest hundredth

Aboat travels at 15 m/s in a direction 45° east of north. the boat then turns and travels at 18 m/s in a direction 5° north of east. what is the magnitude of the boat's resultant velocity? round your answer to the nearest whole number. /s what is the direction of the boat's resultant velocity? round your answer to the nearest whole degree. ° north of east

A36,287 kg truck has a momentum of 907,175 kg • . what is the truck’s velocity