Given a 7.4 pF air-filled capacitor, youare asked to convert it to a capacitorthat can store up to 7.4 µJ with amaximum potential difference of 609V. Which dielectric in the table shouldyou use to fill the gap in the capacitor?Explain, showing all calculations.Some Properties of DielectricsDielectric DielectricConstant StrengthK(kV/mm)MaterialAir (1 atm)PolystyrenePaperTransformer1.0005432.6243.516oil4.54.75.46.512РугехRuby mica14PorcelainSiliconGermaniumEthanol1625Water (20°C) S0.4Water (25°C) 78.5TitaniaceramicStrontium130titanate310For a vacuum, K- unity.Measured at room temperature,except for the water.

The expression for find new capacitance of the capacitor is E=12CnewV2Cnew=2EV2 Substitute values in…

Given a 7.4 pF air-filled capacitor, you are asked to convert it to a capacitor that can store up to 7.4 µJ with a maximum potential difference of 609 V. Which dielectric in the table should you use to fill the gap in the capacitor? Explain, showing all calculations. Some Properties of Dielectrics Dielectric Dielectric Constant Strength (kV/mm) Material 1.00054 Air (1 atm) Polystyrene Paper Transformer 3 24 16 2.6 3.5 4.5 4.7 5.4 oil Ругех Ruby mica Porcelain Silicon Germanium Ethanol 14 6.5 12 16 25 Water (20°C) 80.4 Water (25 C) 78.5 Titania ceramic Strontium 130 titanate 310 For a vacuum, K = unity. Measured at room temperature, except for the water.

Given a 7.4 pF air-filled capacitor, you are asked to convert it to a capacitor that can store up to 7.4 µJ with a maximum potential difference of 609 V. Which dielectric in the table should you use to fill the gap in the capacitor? Explain, showing all calculations. Some Properties of Dielectrics Dielectric Dielectric Constant Strength (kV/mm) Material 1.00054 Air (1 atm) Polystyrene Paper Transformer 3 24 16 2.6 3.5 4.5 4.7 5.4 oil Ругех Ruby mica Porcelain Silicon Germanium Ethanol 14 6.5 12 16 25 Water (20°C) 80.4 Water (25 C) 78.5 Titania ceramic Strontium 130 titanate 310 For a vacuum, K = unity. Measured at room temperature, except for the water.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Concept explainers

Combination of Capacitors

The connection of capacitors can be established in a circuit in two ways.

Question

Given a 7.4 pF air-filled capacitor, you
are asked to convert it to a capacitor
that can store up to 7.4 µJ with a
maximum potential difference of 609
V. Which dielectric in the table should
you use to fill the gap in the capacitor?
Explain, showing all calculations.
Some Properties of Dielectrics
Dielectric Dielectric
Constant Strength
K(kV/mm)
Material
Air (1 atm)
Polystyrene
Paper
Transformer
1.00054
3
2.6
24
3.5
16
oil
4.5
4.7
5.4
6.5
12
Ругех
Ruby mica
14
Porcelain
Silicon
Germanium
Ethanol
16
25
Water (20°C) S0.4
Water (25°C) 78.5
Titania
ceramic
Strontium
130
titanate
310
For a vacuum, K- unity.
Measured at room temperature,except for the water.

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