Physics, 17.08.2019 08:10 garyyunga2002
Ahigh pressure gas inflates a balloon, doing 103 joules of work. it happens quickly enough that any heat exchange is negligible. what is the change in the system’s internal energy? how much energy is transferred to the system as heat? identify the thermodynamic process.
Answers: 3
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When you turn on a battery-operated device, an electrical circuit is
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A10nc charge sits at a point in space where the magnitude of the electric field is 1500 n/c. what will the magnitude of the field be if the 10 nc charge is replaced by a 20 nc charge? assume the system is big enough to consider the charges as small test charges.
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The ability to make things happen is also called a. heat b. force c. matter d. energy
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Which of the following statements accurately describes the sign of the work done on the box by the force of the push? a. positive b. negative c. zero
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