Two 1.50-V batteries-with their positive terminals in the same direction-are inserted in series into the barrel of a flashlight. One battery has an internal resistance of 0.390 Ω, the other an internal resistance of 0.120 Ω. When the switch is closed, a current of 600 mA occurs in the lamp. What fraction of the power dissipated is dissipated in the batteries?
Answers (1)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Two 1.50-V batteries-with their positive terminals in the same direction-are inserted in series into the barrel of a flashlight. One ...” in 📗 Physics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers
You Might be Interested in
Find the pressure exerted by a 3000 N crate that has an area of 2m squared
Answers (1)
In a food chain, which trophic level contains the greatest amount of energy? A. decomposers B. producers C. herbivores D. carnivores
Answers (1)
Technician A says that the two types of dial indicator faces are balanced and continuous read out. Technician B says that a balanced dial indicator face will have a plus or minus reading. Which technician is correct?
Answers (1)
Which of the following is not found in the form of waves? A. Geothermal energy B. Radiant energy C. Sound energy D. Seismic energy
Answers (1)
A uniform ladder of length l and mass m1 rests against a frictionless wall. the ladder makes an angle θ with the horizontal.
Answers (1)
New Questions in Physics
During a medical condition screening lung capacity testing is a standard procedure. True of false
Answers (1)
Which of the following is a unit of energy found in food? a). vitamin b) calorie c) nutrient d) water
Answers (2)
As one goes from left to right in a period, which of the following is true? A. The number of protons decreases. B. The number of valence electrons increases. C. both A and B D. none of the above
Answers (1)
Which of the following surfaces reflects the most light A yellow cloth B. tree trunk C aluminum foil D. Concrete sidewalk
Answers (2)
Which part of an atom has a mass approximately equal to 1/2000 of the mass of a common hydrogen atom? A. nucleus B. electron C. proton D. electron cloud
Answers (1)