Physics, 21.08.2019 12:50 RavenousLlama
Which statement about matter and energy agrees with the first law of thermodynamics?
matter and energy can be created, but not destroyed.
matter and energy can be both created and destroyed.
matter and energy cannot be created or destroyed, but can change from one form to another.
matter and energy can be destroyed, but not created.
Answers: 2
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=force × distance a. work b. velocity c. pressure d. momentum
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(2) (a) you have a simple circuit that consists of only a battery (δvbat=1.5v) and two resistors with resistance r1=10ω and r2=5ω, connected in series with each other. what is the current running through the battery? (b) you re-arrange your circuit so now r2 is attached in parallel to r1 rather than in series. what is the current running through the battery? (c) you add an additional resistor r3=7ω on the same branch as r2. what is the current running through the battery? (d) what is the power dissipated in r3?
Answers: 3
Which statement about matter and energy agrees with the first law of thermodynamics?
matter a...
matter a...
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