What is the change in the entropy of the resistor

Reference no: EM13540555

An electric current of 200 mA is maintained for 3 sec in a 20-ohm resistor. The temperature of the resistor remains constant at 25 C. What is the change in the entropy of the resistor?

Reference no: EM13540555

Questions Cloud

Explain the concentration of br- in a solution : What is the concentration of Br- (aq) in a solution prepared by mixing 75.0ml of 0.62M iron (III) bromide with 75.0ml of water? Assume volumes are additive.

Determine how much kinetic energy must he have : Tarzan, with a mass of 80.0 kg, wants to swing across a ravine on a vine, how much kinetic energy (at least) must he have when he jumps off the cliff where he starts

Define a solution is 0.20m ba(oh)2 to neutralize : A solution is 0.20M Ba(OH)2. How many moles of H+ must be added to neutralize 100.0ml of the solution

Water and aluminum reach thermal equilibrium : Calculate the entropy change for the following system: One kilogram of 80 C aluminum is placed into 2L of 20 C water in a container with negligible heat capacity and adiabatic walls. The water and aluminum reach thermal equilibrium. Assume specific h..

What is the change in the entropy of the resistor : An electric current of 200 mA is maintained for 3 sec in a 20-ohm resistor. The temperature of the resistor remains constant at 25 C. What is the change in the entropy of the resistor?

Define strong base and weak acid : Can someone tell me step by step how to do weak base and strong acid titration problems and vice versa strong base and weak acid

Absorption costing and performance measures : Absorption Costing and Performance Measures

Calculate the maximum torque exerted on this loop : A single circular loop of radius 0.51 m carries a current of 3.1 A in a magnetic field of 0.95 T. What is the maximum torque exerted on this loop

Expression for the maxwell-boltzmann energy distribution : By differentiating the expression for the Maxwell-Boltzmann energy distribution, show that the peak of the distribution occurs at an energy of (1/2)kT.

User Account

All Pages