Physics, 27.04.2021 19:40 cdeanrn8971
A 12-Ω resistor and a 28-Ω resistor are connected in series across a battery. The current in the circuit is 0.90 A. (a.) What is the voltage of the battery? (b.) What is the voltage drop across the 12-Ω resistor? (c) What is the power dissipated in the 28-Ω?
Answers: 2
Physics, 22.06.2019 19:30
Refrigerant-134a flows through a carnot heat pump cycle at 0.5 kg/s. it is known that the maximum absolute temperature in the cycle is 1.1 times the minimum absolute temperature, and the net power input to the cycle is 2.5 kw. if the refrigerant changes from a saturated vapor to a saturated liquid during the heat rejection process, determine the maximum magnitude of the enthalpy of vaporization for this process in kj/kg (with 3 significant figures).
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Physics, 22.06.2019 21:30
Which are causes of mechanical weathering? (check all that apply) a. acid rain b. plant growth c. animal actions d. carbon dioxide e. pressure release i chose b & e and got the question wrong.
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A 12-Ω resistor and a 28-Ω resistor are connected in series across a battery. The current in the cir...
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