During a Strenuous Period of Extravehicular Activity, an Astronaut Generates

Multiple Choice

During a strenuous period of extravehicular activity, an astronaut generates 2.0 MJ of heat per hour, which must be removed by means of the liquid cooling and ventilating garment (LCVG) worn under the spacesuit. How much water must be circulated in the LCVG to remove this quantity of heat if it takes it from the astronaut at 37°C and dumps it at 0°C?

A) 1.5 kg/hr
B) 7.8 kg/hr
C) 13 kg/hr
D) 26 kg/hr
E) 480 kg/hr