Physics, 16.06.2021 01:00 edmundg2238
VOLTAGE DIVIDER A 9.0 V battery and two resistors, 390 Q and 470 , are connected as
a voltage divider. What is the potential difference across the 470 resistor?
Answers: 1
Physics, 21.06.2019 20:00
Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.
Answers: 1
Physics, 23.06.2019 04:31
The radioactive isotope of lead, pb-209, decays at a rate proportional to the amount present at time t and has a half-life of 3.3 hours. if 1 gram of this isotope is present initially, how long will it take for 80% of the lead to decay? (round your answer to two decimal places.)
Answers: 2
Physics, 23.06.2019 08:00
Acar going 10 m/s starts accelerating at a rate of 3 m/s2 for 4 seconds calculate the final velocity of the car
Answers: 1
VOLTAGE DIVIDER A 9.0 V battery and two resistors, 390 Q and 470 , are connected as
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