Physics Homework Solutions

A battery supplies a 0.015 A current to a small radio. How long should the radio stay on so that 4.80 C passes through each of the following parts of the circuit: A. the battery B. The Radio c. The connecting wires

A battery supplies a 0.015 A current to a small radio. How long should the radio stay on so that 4.80 C passes through each of the following parts of the circuit: A. the battery B. The Radio c. The connecting wires

Problem about Electric Current

This is a problem with 4 parts, i did 2 of them, i need help in the second/third part of them. Which i believe are similar. The Current Thrugh a Lightbulb in a flashlight is 0.750 A. a)How much charge flows through a filament?? 1-In 20.0 s 2-In 5.00 min 3-in 2.00 h I solved this part thtough I=Q/T Formula so the answ ...continues

Physics Problems (Angular Distance; Angular Speed; Tangential Speed etc.)

I would like for you to show me all of your work/calculations and the correct answer to each problem. 11. A jogger on a circular track that has a radius of 0.250 km runs a distance of 1.00 km. What angular distance does the jogger cover in (a) radians and (b) degrees? 15. In Europe, a large circular walking track with a di ...continues

Physics Problems (Elasitc and Inelastic Collisions; Momentum)

Hi, I am having trouble doing these problems listed below. Please show me how to solve these problems for future reference. Thank you very much. I would like for you to show me all of your work/calculations and the correct answer to each problem. 2 7. The linear momentum of a runner in a 100-m dash is 7.5 * 1 ...continues

Problem 17.37

Please do not place your response in a .pdf or .cdx format, but Word documents are okay. Thanks! Here's the actual problem: 8.00 g of aluminum at 200 degrees Celsius and 18.0 g of copper are dropped into 55.0 cm^3 of ethyl alcohol at 15 degrees Celsius. The temperature quickly comes to 24.0 degrees Celsius. What was the in ...continues

Problem 16.45

Please do not place your response in a .pdf or .cdx format, but Word documents are okay. Thanks! Here's the actual problem: 3x10^4 cm^3 of 400 degrees Celsius steam at a pressure of 20.0 atm is cooled until is condenses. What is the volume of the liquid water? Give your answer in cm^3.

Problem 17.30

Please do not place your response in a .pdf or .cdx format, but Word documents are okay. Thanks! Here's the actual problem: A gas cylinder holds 0.10 mol of O_2 at 150 degrees Celsius and a pressure of 3.0 atm. The gas expands adiabatically until the pressure if halved. What are the final (a) volume in m^3 and (b) temperat ...continues

The volume of a gas is halved during an adiabatic compression that increases the pressure by a factor of 2.5. What is the specific heat ratio? By what factor does the temperature increase?

The volume of a gas is halved during an adiabatic compression that increases the pressure by a factor of 2.5. What is the specific heat ratio? By what factor does the temperature increase?

Compression of a Jaguar XK8 Cylinder

Please do not place your response in a .pdf or .cdx format, but Word documents are okay. Thanks! Here's the actual problem: A Jaguar XK8 convertible has an eight-cylinder engine. At the beginning of its compression stroke, one of the cylinders contains 499 cm^3 of air at atmospheric pressure (1.01x10^5 Pa) and a temperatur ...continues

Pressure Cooker

Please do not place your response in a .pdf or .cdx format, but Word documents are okay. Thanks! Here's the actual problem: (A) A pressure cooker is a pot whose lid can be tightly sealed to prevent gas from entering or escaping. If an otherwise empty pressure cooker is filled with air of room temperature and then placed on ...continues

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