(part 1 of 2): An airplane flying parallel to the ground undergoes two consecutive displacements. The first is 84 km at 33.7◦ west of north, and the second is 160 km at 65.3◦ east of north. What is the magnitude of the plane’s total displacement?
Answer in units of km.
(part 2 of 2): At what angle east of north is the plane’s total displacement? Answer in units of ◦.
Answers: 3
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Which law represents the thermodynamic statement of the conservation of energy of a system? a. the fourth law b. the first law c. the second law d. the third law
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6–48 bananas are to be cooled from 24 to 138c at a rate of 215 kg/h by a refrigeration system. the power input to the refrigerator is 1.4 kw. determine the rate of cooling, in kj/ min, and the cop of the refrigerator. the specific heat of banana above freezing is 3.35 kj/kg·8c.
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(part 1 of 2): An airplane flying parallel to the ground undergoes two consecutive displacements. Th...
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