"Rheostats" Simple Circuit PPT Courseware 2

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Beijing Normal University Ninth Grade Physics Volume 1	pptx	6 MB

"Rheostats" Simple Circuit PPT Courseware 2

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Upload Time: 2024-09-26

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Description

"Rheostats" Simple Circuit PPT Courseware 2

Activity 1: Use pencil lead to change the current in the light bulb

Schematic diagram, symbol, nameplate of sliding varistor

The sum of the logarithms multiplied by the magnification of each knob "△".

Activity 2: Try changing the current in a lamp using a sliding rheostat.

Should the varistor be connected in series or in parallel?

Knowledge points

1: Structure, symbol and structural diagram of varistor

2: Principle and function of rheostat

3: Connection method of varistor

4: Use of rheostat

Keywords: simple circuit teaching courseware, rheostat teaching courseware, Beijing Normal University version ninth grade physics PPT courseware download, ninth grade physics slide courseware download, simple circuit PPT courseware download, rheostat PPT courseware download, .PPT format;

For more information about the "Simple Circuit Rheostat" PPT courseware, please click on the Simple Circuit ppt Rheostat ppt tab.

"Rheostats" PPT download:

"Rheistor" PPT download Part 1: Knowledge review 1. What physical quantity is resistance? Answer: Resistance is a physical quantity that represents the resistance of a conductor to current; the greater the resistance, the greater the resistance to current. 2. The factors that affect the size of the resistance are...

"Rheostats" PPT courseware:

"Rheistor" PPT courseware part one content: Rheostat 1. Rheostat: Principle of a device used to change the resistance: the size of the resistance changes with the length of the conductor. The maximum resistance value of this sliding varistor is 20, and the maximum current allowed is 2A. ..

"Rheostats" PPT:

"Rheistor" PPT Part One Content: Review Resistance (symbol: R) 1. Concept: The obstruction effect of conductors on current flow. The more resistant a conductor is to the flow of electricity, the greater its resistance. 2. Unit: ohm (ohm) (symbol: ) kiloohm (K), megaohm..

File Info

Update Time: 2024-09-26

This template belongs to Physics courseware Beijing Normal University Ninth Grade Physics Volume 1 industry PPT template

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"Rheostats" Simple Circuit PPT Courseware 2