Wednesday, March 1, 2017

2/28 Solderless Breadboards, Open-circuits and Short-circuits


This is the basic set up of this lab.
Equipment:
1. breadboard
2. use of digital multimeters (DMMs) to measure resistance
3. some wires


Connect the leads of the DMM to two holes in the same row on the breadboard
The value of the DMM is 0.8. Closed circuit.


Connect two rows of holes on opposite sides of the central channel of the breadboard
The value of the DMM is infinite. Open circuit.


Connect two arbitrary holes (not in the same row) of the breadboard
The value of the DMM is infinite. Open circuit.


Use a jumper wire to connect two different rows on the breadboard
Closed circuit
The value of the DMM is 1.1. Closed circuit.

Summary
This purpose of this lab is to be familiar with using breadboard and DMM.
By connecting different holes on the breadboard, we can see that only two holes in the same row on the breadboard, or using a jumper wire to connect two different rows on the breadboard can be made as a closed circuit.

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