маркеа оut от 8.00 A 100-ohm resistor is held at a constant temperature of 300 K....
3. Entropy of physical systems (a) Consider two interacting systems A and B. Calculate the number of microstates and the entropy S of the combined system if i. (1 point) ΩΑ-2 and Ω13 3; ii. (1 point) A0204 and 2B 103x104 (b) A 20 Ω resistor is held at constant temperature of 300 K. A 10 A current is passed through the resistor for a minute i. (1 point) What is the change in entropy of the resistor? ii. (1...
10 Amps of DC current is passed through a 10 OHM resistor in thermal contact with an 6 g block of Arbitrarium. The temperature of the block is raised by 6 K by this process. What is the specific heat of Arbitrarium? Units J/gK
A thermally insulated 50-ohm resistor carries a current of 1 A for 1 Sec. the initialtemperature of the resistor is 10°C. tis mass is 5 g and its specific heat is 0.85 J/g K. whatis the change in entropy of the resistor? And what is the change in entropy of theuniverse?
Q8/// What is the value of the current passing through the 2 Ohm resistor ?of the circuit below 6 V 222 492 102 12 V w 532 ЗА 2.455 A O 2.333 A leave question 1.333 A 1.122 A O 0.443 أخرى: Q6ll/ What is the value of the voltage * ?v in the circuit below 2A 692 522 492 V 12 V 312 12 12 19 V Current source Voltage source 20 v O 15.124 v 16.111 v O...
What capacitor in series with a 100 Ohm resistor and a 20.0 mH inductor will give a resonance frequency of 800 Hz? A series RLC circuit consists of a 99.0 Ohm resistor, a 0.130 H inductor, and a 20.0 muF capacitor. It is attached to a 120 V/60 Hz power line. What is the peak current I? The tuning circuit in an FM radio receiver is a series RLC circuit with a 0.2000 muH inductor. The receiver is tuned to...
Inside the chamber is a horizontal long resistor wire having a diameter of 2.5 mm. The chamber the internal surfaces have a constant temperature of 280 K and the temperature of the air inside the chamber is 300 K. The emissivity of the outer surface of the resistor is ε = 0.3 and the specific resistance R '= 2.162 Ω/ m. The resistance the maximum surface temperature must not exceed 1500 K. Calculate the current flowing through the resistor maximum...
Inside the chamber is a horizontal long resistor wire having a diameter of 2.5 mm. The chamber the internal surfaces have a constant temperature of 280 K and the temperature of the air inside the chamber is 300 K. The emissivity of the outer surface of the resistor is ε = 0.3 and the specific resistance R '= 2.162 Ω/ m. The resistance the maximum surface temperature must not exceed 1500 K. Calculate the current flowing through the resistor maximum...
Example 3 (a) A resistor has a noise temperature of 300 K. Find its noise power density and sketch the noise spectrum (b) A system with a noise temperature of 300 K operates at a frequency of 100 MHz with a bandwidth of 1 MHz. Sketch the noise spectrum
Example 3 (a) A resistor has a noise temperature of 300 K. Find its noise power density and sketch the noise spectrum (b) A system with a noise temperature of 300...
A 10-ohm resistor has a constant current. If 1200 C of charge flow through it in 4 minutes what is the value of the current? 3.0 A 5.0 A 20 A 120 A 300 A This figure shows a junction. What is true of the currents? i_1 = i_0 + i_2 i_2 = i_0 + i_1 i_0 = i_1 - i_2 i_1 = i_0 - i_2 i_0 = i_2 - i_1 How is the direction of current flow defined in...
A 0.617-mol sample of CO_2(g) initially at 298 K and 1.00 atm is held at constant pressure while enough heat is applied to raise the temperature of the gas by 13.1 K. Calculate the amount of heat q required to bring about this temperature change, and find the corresponding total change in the internal energy DeltaU of the gas. Assume that the constant-pressure molar specific heat for CO_2(g), which consists of linear molecules, is equal to 7R/2, where R is...