Physics, 02.03.2021 08:20 maxy7347go
a copper cable has a resistance of 30 at a temperature of 50°c. determine it's resistance at 0°c. take the temperature coefficient of resistance of copper at 0°c as 0.0043/°c
Answers: 2
Physics, 23.06.2019 02:30, rowdycar313p0ao5k
Asatellite with an orbital period of exactly 24.0 h is always positioned over the same spot on earth. this is known as a geosynchronous orbit. television, communication, and weather satellites use geosynchronous orbits. at what distance would a satellite have to orbit earth in order to have a geosynchronous orbit?
Answers: 2
Physics, 23.06.2019 05:40, brooklyn674
What is the change in internal energy if 20 j of heat is released from a system and the system does 50 j of work on the surroundings? a. -70 j b. 30 j c. -30 j d. 70 j
Answers: 2
a copper cable has a resistance of 30 at a temperature of 50°c. determine it's resistance at 0°c. ta...
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