Physics, 05.05.2020 07:00, parkerfreeze
Two identical batteries of emf 12.0 V and internal resistance r = 0.200 are to be connected to an external resistance R, either in parallel or in series. If R =2.00r, what is the current i in the external resistance in the
a. parallel arrangements
b. series arrangements
c. For which arrangement is i greater If R= r/2.00, what is i in the external resistance?
Answers: 2
Physics, 22.06.2019 01:30, kayleetruman
The passing of heat through a material while the material itself stays in place. a. radiation b. conduction c. convection
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Physics, 22.06.2019 02:00, LadyHolmes67
The motor m applies a time-varying force of f (200 t) n, where t is in seconds. box b with mass 200 kg starts from rest, and the coefficients of kinetic and static friction are 0.2 and us 0.3 the acceleration due to gravity is g 9.8 m/s2 b 300 a) find the time ' when the box starts to move. b) calculate the speed of the crate at 3 s c) calculate the power delivered by the motor at t 3 s
Answers: 3
Two identical batteries of emf 12.0 V and internal resistance r = 0.200 are to be connected to an ex...
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