Physics, 13.12.2019 07:31 infoneetusinghoyg22o
You extend an impromptu invitation to a friend for dinner. the only food you have is a couple of frozen steaks. you wish to defrost the steaks before grilling them. you defrost one by using your microwave oven, and you defrost the other by placing it in a bowl of very warm water. in each case, decide whether heat is transferred by conduction, convection, radiation, or some combination of these mechanisms. (select all that apply.)
microwave:
a. conduction.
b. convection.
c. radiation
water:
a. conduction.
b. convection.
c. radiation
Answers: 2
Physics, 22.06.2019 13:40
Awind turbine is rotating counterclockwise at 0.5 rev/s and slows to a stop in 10 s. its blades are 20 m in length. (a) what is the angular acceleration of the turbine? (b) what is the centripetal acceleration of the tip of the blades at t=0s? (c) what is the magnitude and direction of the total linear acceleration of the tip of the blades at t=0s?
Answers: 1
Physics, 22.06.2019 17:30
The items in the following list are all units of matter. which is the smallest unit that retains the properties of the matter? a.) atom b.) compound c.) electron d.) element
Answers: 1
Physics, 22.06.2019 18:30
Energy can be transformed from one form to another. the diagram shows one such process. which energy transformation is represented in the diagram? nuclear to thermal and radiant nuclear to electrical and chemical chemical to nuclear and radiant chemical to electrical and nuclear
Answers: 1
You extend an impromptu invitation to a friend for dinner. the only food you have is a couple of fro...
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