Rough the center of the screen of the choscope. The - Espion of the waveform)
The value of the voltags is negative. Why?
3e puse of the oscilloscope conned to the
Gehe name of a source ofension that may deliver such
- Feeding a lamp
Consider a lamp Labeled (12V).
1. What does the indication 12 V represent for this lamp?
2. Upon feeding this lamp with the voltages UAB (L) functions normally. Why?

i guess that visual aids present persuasive examples to what you are presenting, some factors would be theme (does it fit with the color, information, what you are presenting), size (can you see it, is it a big enough span of data/information), and overall look of the visual aid.

hope this : )

the temperature in kelvin of 2.0 dm3 of an ideal gas is doubled and its pressure is increased by a factor of four. what is the final volume of the gas