Physics, 04.11.2020 07:00 nostalgiafaith
The benefits of jumping rope include: (which of these things)
A. Cardiorespiratory fitness
B. Muscular strength and endurance
C. Athletic ability
D. Mental alertness
E. All of the above
Answers: 3
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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).
Answers: 3
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State the below theories and give the name of the writer of the theory 1. wave theory 2. quantum theory 3. corpuscular theory 4. electromagnetic theory
Answers: 1
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Which type of energy is transferred by convection currents?
Answers: 2
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What is the state of matter with a specific volume but no definite shape
Answers: 1
The benefits of jumping rope include: (which of these things)
A. Cardiorespiratory fitness
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