Physics, 26.02.2021 02:50 jaleelbrown80
A cast iron pan of mass 2.72 kg is used to cook food, then it is set aside to cool off before cleaning. The pan cools off from 320 degrees celcius to 70 degrees celcius after an unspecified amount of time. Find the amount of thermal energy released by the pan in this time. Use 0.460 kJ/kgK for the specific heat for cast iron
Answers: 1
Physics, 22.06.2019 02:30
Awave travels at a speed of 5.2 m/s. if the distance between crests is 0.40 m, what is the frequency of the wave? use f=v/wavelength a. 13 hz b. 2.1 hz c. 0.077 hz d. 5.6 hz
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Physics, 22.06.2019 11:30
Water is siphoned from a large tank and discharges into the atmosphere through a 50-mm diameter tube. the end of the tube is b = 2.1 m below the tank bottom which is a = 7.4 m deep, and viscous effects are negligible. determine the maximum height h over which the water can be siphoned without cavitation occurring. atmospheric pressure is 101.4 kpa, and the water vapor pressure is 1.79 kpa (absolute)
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Physics, 23.06.2019 01:00
Nthe 19th century, women were expected to conform to a certain role that entailed a. gaining domestic skills and establishing a career b. going to college and getting married c. getting married and having children d. graduating from college and being a housewife
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A cast iron pan of mass 2.72 kg is used to cook food, then it is set aside to cool off before cleani...
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