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Chapter 26 PowerPoint Presentation
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Chapter 26 - PowerPoint PPT Presentation


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Chapter 26 . At the position of the dot, the electric field points. 1. Left. 2. Down. 3. Right. 4. Up. 5. The electric field is zero. At the position of the dot, the electric field points. 1. Left. 2. Down. 3. Right. 4. Up. 5. The electric field is zero.

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Presentation Transcript
slide2

At the position of the dot, the electric field points

1. Left.

2. Down.

3. Right.

4. Up.

5. The electric field is zero.

slide3

At the position of the dot, the electric field points

1. Left.

2. Down.

3. Right.

4. Up.

5. The electric field is zero.

slide4

A piece of plastic is uniformly charged with surface charge density 1. The plastic is then broken into a large piece with surface charge density 2 and a small piece with surface charge density 3. Rank in order, from largest to smallest, the surface charge densities 1 to 3.

1P>η2 >η3

2. η1>η2 =η3

3. η1=η2 =η3

4. η2=η3 >η1

5. η3>η2 >η1

slide5

A piece of plastic is uniformly charged with surface charge density 1. The plastic is then broken into a large piece with surface charge density 2 and a small piece with surface charge density 3. Rank in order, from largest to smallest, the surface charge densities 1 to 3.

1. η1>η2 >η3

2. η1>η2 =η3

3. η1=η2 =η3

4. η2=η3 >η1

5. η3>η2 >η1

slide6

Which of the following actions will increase the electric field strength at the position of the dot?

1. Make the rod longer without changing the charge.

2. Make the rod shorter without changing the charge.

3. Make the rod fatter without changing the charge.

4. Make the rod narrower without changing the charge.

5. Remove charge from the rod.

slide7

Which of the following actions will increase the electric field strength at the position of the dot?

1. Make the rod longer without changing the charge.

2. Make the rod shorter without changing the charge.

3. Make the rod fatter without changing the charge.

4. Make the rod narrower without changing the charge.

5. Remove charge from the rod.

slide8

Rank in order, from largest to smallest, the electric field strengths Ea to Ee at these five points near a plane of charge.

1. Ea = Eb = Ec = Ed = Ee

2. Ea > Ec > Eb > Ee > Ed

3. Eb = Ec = Ed = Ee >Ea

4. Ea > Eb = Ec > Ed = Ee

5. Ee > Ed > Ec > Eb > Ea

slide9

Rank in order, from largest to smallest, the electric field strengths Ea to Ee at these five points near a plane of charge.

1. Ea = Eb = Ec = Ed = Ee

2. Ea > Ec > Eb > Ee > Ed

3. Eb = Ec = Ed = Ee >Ea

4. Ea > Eb = Ec > Ed = Ee

5. Ee > Ed > Ec > Eb > Ea

slide10

Rank in order, from largest to smallest, the forces Fa to Fe a proton would experience if placed at points a – e in this parallel-plate capacitor.

1. Fa = Fb = Fc = Fd = Fe

2. Fa = Fb > Fc > Fd = Fe

3. Fa = Fb = Fd = Fe > Fc

4. Fe > Fd > Fc > Fb > Fa

5. Fe = Fd > Fc > Fa = Fb

slide11

Rank in order, from largest to smallest, the forces Fa to Fe a proton would experience if placed at points a – e in this parallel-plate capacitor.

1. Fa = Fb = Fc = Fd = Fe

2. Fa = Fb > Fc > Fd = Fe

3. Fa = Fb = Fd = Fe > Fc

4. Fe > Fd > Fc > Fb > Fa

5. Fe = Fd > Fc > Fa = Fb

slide14

Chapter 26

Reading Quiz

slide15

What device provides a practical way to produce a uniform electric field?

1. A long thin resistor

2. A Faraday cage

3. A parallel plate capacitor

4. A toroidal inductor

5. An electric field uniformizer

slide16

What device provides a practical way to produce a uniform electric field?

1. A long thin resistor

2. A Faraday cage

3. A parallel plate capacitor

4. A toroidal inductor

5. An electric field uniformizer

slide17

For charged particles, what is the quantity q/m called?

1. Linear charge density

2. Charge-to-mass ratio

3. Charged mass density

4. Massive electric dipole

5. Quadrupole moment

slide18

For charged particles, what is the quantity q/m called?

1. Linear charge density

2. Charge-to-mass ratio

3. Charged mass density

4. Massive electric dipole

5. Quadrupole moment

slide19

Which of these charge distributions did not have its electric field calculated in Chapter 26?

1. A line of charge

2. A parallel-plate capacitor

3. A ring of charge

4. A plane of charge

5. They were all calculated

slide20

Which of these charge distributions did not have its electric field calculated in Chapter 26?

1. A line of charge

2. A parallel-plate capacitor

3. A ring of charge

4. A plane of charge

5. They were all calculated

slide21

The worked examples of charged-particle motion are relevant to

1. a transistor.

2. a cathode ray tube.

3. magnetic resonance imaging.

4. cosmic rays.

5. lasers.

slide22

The worked examples of charged-particle motion are relevant to

1. a transistor.

2. a cathode ray tube.

3. magnetic resonance imaging.

4. cosmic rays.

5. lasers.