Examlex

Solved

A Jogger Is Running Outdoors on a Cold Day When

question 7

Multiple Choice

A jogger is running outdoors on a cold day when the temperature is -20.0°C.She is breathing at the rate of 25 breaths per minute,and each time she breathes in she inhales 0.00450 m3 of air.How much thermal energy does she lose from breathing during 20.0 minutes of jogging if the air in her lungs is heated to her body temperature of 37.0°C before it is exhaled? The specific heat of air is 1020 J/kg ∙ K and the density of air under typical conditions is 1.29 kg/m3.


Definitions:

Net Asset Value

The total value of a fund's assets minus its liabilities, often used to calculate the price of a share in a mutual fund or an ETF.

Open Market

A market where goods, services, and financial instruments are traded freely, with prices determined by supply and demand.

Net Asset Value

The total value of a fund's assets minus its liabilities, often used in the context of mutual funds to determine each share's price.

Investment Company

A corporation or trust engaged in the business of investing the pooled capital of investors in financial securities, such as stocks, bonds, and other assets.

Related Questions