Homework 1 sp2020 PDF

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this is an answer to homework questions in BME2...

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BME 3020 Biomedical Engineering II Homework 1

Spring 2020 Name:

Formula’s needed to solve the questions

1. There are two charges in space. If q1 = 0.5C and q2 = -0.03C, what is the separation between the two charges if they are attracted by a force of 1 newton?

2. What is the charge, q1, on an object that is attracted by a force of 3 x 10-3 newtons, to a second charged object with a charge of q2=+1.6x10-6C, and separated by 1 millimeter?

BME 3020 Biomedical Engineering II

Spring 2020

3. An insulin pump operated from a dc source has 8.2x1021 electrons pass through it in 10 seconds. How much current (in amperes) is flowing through the heater?

4. If a battery supplies 3 joule of energy in transferring 0.25 coulombs of charge through a circuit element, what is the voltage across the battery?

5. In each of the following, determine for each if they are supplying power or absorbing power and the magnitude of the power being transferred.

I = 2A

I = 4A

+

+

+

3V

-10V

6V

-

-

I = 3A

A A)

B)

C)

B

C

BME 3020 Biomedical Engineering II 6. In the following circuit, a. Label each node starting at Node A. b. How many loops are there? c. How many branches are there?

Spring 2020

BME 3020 Biomedical Engineering II

7. In the following circuit; Using Ohm’s Law and KCL, a. Solve for iy b. Solve for ix c. Solve for Vx d. Solve for Vs

Spring 2020

BME 3020 Biomedical Engineering II 8. Solve for a single resistance of the network

Spring 2020...