Physics, 09.09.2021 20:20 doodndns4484
Resistances of 2.0 ohms, 3.0 ohms 4.0 ohms and 5.0 ohms are all connected in series with a battery 24.0V neglecting the internal resistance of the battery. Calculate,
i) the total resistance in the circuit
ii) the current flowing in the circuit
Answers: 1
Physics, 22.06.2019 19:30
A47.2 g block of copper whose temperature is 480 k is placed in an insulating box with a 91.8 g block of lead whose temperature is 200 k. (a) what is the equilibrium temperature of the two-block system? (b) what is the change in the internal energy of the two-block system between the initial state and the equilibrium state? (c) what is the change in the entropy of the two-block system? the heat capacities of copper and lead are 386 j/kg·k and 128 j/kg·k, respectively.
Answers: 1
Physics, 23.06.2019 00:30
Which of the following statements are evidence that gases do not always behave ideally? check all that apply.? a. co2 gas becomes dry ice (solid co2) at 1 atm and –78.5 °c. b. when two gases are mixed, they follow dalton\'s law of partial pressures. c. at 4 k and 1 atm, helium is a liquid. d. it is impossible to compress a gas enough so that it takes up no volume.
Answers: 3
Physics, 23.06.2019 05:00
Definition: this is the weighted average of all of the isotopes of an element.
Answers: 1
Resistances of 2.0 ohms, 3.0 ohms 4.0 ohms and 5.0 ohms are all connected in series with a battery 2...
Mathematics, 19.11.2019 18:31
Geography, 19.11.2019 18:31
Mathematics, 19.11.2019 18:31
Business, 19.11.2019 18:31
Business, 19.11.2019 18:31
History, 19.11.2019 18:31
History, 19.11.2019 18:31
Mathematics, 19.11.2019 18:31
Health, 19.11.2019 18:31
Geography, 19.11.2019 18:31