Tuesday

October 21, 2014

October 21, 2014

Posted by **Louise** on Monday, April 16, 2007 at 5:20pm.

(a) Assuming that the latent heat of vaporization of perspiration is 2.42 x 10^6 J/kg, find the change in the internal energy of the weight lifter.

(b) Determine the minimum number of nutritional calories of food (1 nutritional calorie = 4186 J) that must be consumed to replace the loss of internal energy.

**Answer this Question**

**Related Questions**

Physics HELP!!!!!!!! - In exercising, a weight lifter loses 0.100 kg of water ...

Physics please check repost - In exercising, a weight lifter loses 0.100 kg of ...

Biomechanics - An 88.9 kg weight lifter is required to perform a snatch movement...

biomechanics - When a weight-lifter lifts a weight equal to his upper body ...

biomechanics - When a weight-lifter lifts a weight equal to his upper body ...

biomechanics - When a weight-lifter lifts a weight equal to his upper body ...

Science - A weight lifter lifts a barbell from the ground, raises it at a ...

Physics - The box of a well-known breakfast cereal states that one ounce of the ...

Physics - A weight lifter manages to lift a 147 kg weight a distance of 1.1 m. ...

Physics - A weight lifter manages to lift a 147 kg weight a distance of 1.1 m. ...