Aground fault circuit interrupter shuts down a curcuit if it
a. melts
b. senses an overl...
Physics, 30.01.2020 13:54 puppylover72
Aground fault circuit interrupter shuts down a curcuit if it
a. melts
b. senses an overload
c. senses unequal currentso
d. senses moisture
Answers: 1
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Ahorizontal wire is tied to supports at each end and vibrates in its second-overtone standing wave. the tension in the wire is 5.00 n, and the node-to-node distance in the standing wave is 6.28 cm. (a) what is the length of the wire? (b) a point at an anti- node of the standing wave on the wire travels from its maximum upward displacement to its maximum downward displacement in 8.40 ms. what is the wire's mass?
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What efficiency of a car's engine when heat input is 200,000 joules and waste heat is 150,000 joules? a. 75% b. 35% c. 25% d. 85%
Answers: 2
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