Physics, 03.10.2021 14:00, ejcastilllo
3.5 kJ of heat are added to a 3.4 kg block of ice at temperature of -7.6oC. Suppose the amount of heat added to the ice block is doubled. By what factor must the mass of the ice be increased if the system is to have the same final temperature?
Answers: 1
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To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?
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After a big snowfall, you take your favorite rocket-powered sled out to a wide field. the field is 195 m across, and you know that your sled accelerates at a rate of 3.65 m/s2 when the rocket is on. how much time will it take the sled to cross the field starting from rest, assuming the rocket is on the whole time?
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The speed of light in a material is 0.50 c. what is the critical angle of a light ray at the interface between the material and a vacuum?
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3.5 kJ of heat are added to a 3.4 kg block of ice at temperature of -7.6oC. Suppose the amount of he...
Chemistry, 22.02.2021 19:30