Question

E Example 6.8 A student was asked to do an experiment on a refrigerator
test kit during an undergraduate laboratory class in an engineering college.
He conducted the experiment for a period of 30 minute and measured that the
refrigerated space is maintained at -5°C, while the temperature of the laboratory
is 20°С. According to his experiment, it has found that during the experiment the
refrigerator draws 1 kWh of electrical energy and 40000 kJ of heat is removed
from the refrigerated space. Do you think there is an error in his experiment?
IL 6 121​

Answer 1

Answer:

Carbon in its various forms has been known since ancient times in the form of soot, charcoal, graphite and diamonds. Its name is derived from a Latin word “carbo” which means “charcoal”. Ancient cultures did not realize, of course, that these substances were different forms of the same element. Let us explore the versatile nature of carbon.

Explanation:

please mark me brilliant

Answer 2

Answer:

a boy and a Good is a Good Boy