Identify the type of materials which develop electric currents in them, when an electric field is applied. a) Elastomers b) Conductors c) Insulators d) Polymers
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Identify the type of materials which develop
a) Elastomers
b) Conductors
c) Insulators
d)
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- Identify the electrical properties of materials that are highly conductive and those that are used in insulation. Use one or two sentences to complete your answer.Question 2 Which of the following are examples of electrical conduction? [check all that apply] WALL BALLOON Cloud + + + + + + + Earth + + + + + +Describe the principles of Electro-osmosis.
- What is electrical conductivity? Is rainwater a good conductor of electricity? Explain what happens when people are struck by lightning, highlighting the conduction of electricity.The amount of energy carried per one coloumb of charge is defined as: A. current B. power C. potential difference D. electrical energy E. resistanceWhat are the crucial parameters in order to control the structure obtained by electro spinning
- Which of the following is an example of a non-ohmic conductor? a) Copper b) Silver c) Silicon d) Nichrome6- An electric heater is made by applying a potential difference of 100 V between the ends of a nichrome wire with a resistance of 20 ohms. What is the heat generation rate in J/s? A) 500 B) 650 C) 600 D) 1000 E) 550State in your own words/understanding those terms found below. Elaborate by an example if necessary. a. Coulomb's Law b. electrostatic c. Distinguish electric forces that exist between charged particles d. Triboelectric series e. Electric charging of an object f. Electric force g. Electric field h. Differentiate positively charged, negatively charged, electrically neutral i. Electric flux j. Gauss's Law
- Which one among the following components is used as an amplifying device? A) Transformer B) Diode C) Capacitor D) TransistorWhat is the charge on the leaves of an electroscope if a negatively charged rod is moved near the top of the electroscope? a. Negative b. Positive c. Neutral d. UnchargedApply the concepts that you have learned by citing 1-2 examples each of the following category shown below. 1. Conductors and Insulators 2. Electric Field and Electric Forces 3. Electric Charge