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Chapter 29

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Page 1: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

Chapter 29

Page 2: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass rod. Is the work done on the charged particle by the rod’s electric field positive, negative or zero?

1. Positive 2. Negative3. Zero

Page 3: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

1. Positive 2. Negative3. Zero

The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass rod. Is the work done on the charged particle by the rod’s electric field positive, negative or zero?

Page 4: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

Rank in order, from largest to smallest, the potential energies Ua to Ud of these four pairs of charges. Each + symbol represents the same amount of charge.

1. Ua = Ub > Uc = Ud 2. Ua = Uc > Ub = Ud 3. Ub = Ud > Ua = Uc 4. Ud > Ub = Uc > Ua 5. Ud > Uc > Ub > Ua

Page 5: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

Rank in order, from largest to smallest, the potential energies Ua to Ud of these four pairs of charges. Each + symbol represents the same amount of charge.

1. Ua = Ub > Uc = Ud 2. Ua = Uc > Ub = Ud 3. Ub = Ud > Ua = Uc 4. Ud > Ub = Uc > Ua 5. Ud > Uc > Ub > Ua

Page 6: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

A proton is released from rest at point B, where the potential is 0 V. Afterward, the proton

1. moves toward A with an increasing speed. 2. moves toward A with a steady speed. 3. remains at rest at B. 4. moves toward C with a steady speed.5. moves toward C with an increasing speed.

Page 7: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

1. moves toward A with an increasing speed. 2. moves toward A with a steady speed. 3. remains at rest at B. 4. moves toward C with a steady speed.5. moves toward C with an increasing speed.

A proton is released from rest at point B, where the potential is 0 V. Afterward, the proton

Page 8: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

Rank in order, from largest to smallest, the potentials Va to Ve at the points a to e.

1. Va = Vb = Vc = Vd = Ve 2. Va = Vb > Vc > Vd = Ve 3. Vd = Ve > Vc > Va = Vb 4. Vb = Vc = Ve > Va = Vd 5. Va = Vb = Vd = Ve > Vc

Page 9: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

Rank in order, from largest to smallest, the potentials Va to Ve at the points a to e.

1. Va = Vb = Vc = Vd = Ve 2. Va = Vb > Vc > Vd = Ve 3. Vd = Ve > Vc > Va = Vb 4. Vb = Vc = Ve > Va = Vd 5. Va = Vb = Vd = Ve > Vc

Page 10: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

Rank in order, from largest to smallest, the potential differences ∆V12, ∆V13, and ∆V23 between points 1 and 2, points 1 and 3, and points 2 and 3.

1. ∆V12 > ∆V13 = ∆V23 2. ∆V13 > ∆V12 > ∆V23 3. ∆V13 > ∆V23 > ∆V12 4. ∆V13 = ∆V23 > ∆V12 5. ∆V23 > ∆V12 > ∆V13

Page 11: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

Rank in order, from largest to smallest, the potential differences ∆V12, ∆V13, and ∆V23 between points 1 and 2, points 1 and 3, and points 2 and 3.

1. ∆V12 > ∆V13 = ∆V23 2. ∆V13 > ∆V12 > ∆V23 3. ∆V13 > ∆V23 > ∆V12 4. ∆V13 = ∆V23 > ∆V12 5. ∆V23 > ∆V12 > ∆V13

Page 12: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

Chapter 29Reading Quiz

Page 13: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

What are the units of potential difference?

1. Amperes2. Potentiometers3. Farads4. Volts5. Henrys

Page 14: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

What are the units of potential difference?

1. Amperes2. Potentiometers3. Farads4. Volts5. Henrys

Page 15: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

New units of the electric field were introduced in this chapter. They are:

1. V/C. 2. N/C. 3. V/m. 4. J/m2.5. W/m.

Page 16: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

New units of the electric field were introduced in this chapter. They are:

1. V/C. 2. N/C. 3. V/m. 4. J/m2.5. W/m.

Page 17: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

The electric potential inside a capacitor

1. is constant.2. increases linearly from the negative to

the positive plate.3. decreases linearly from the negative to

the positive plate.4. decreases inversely with distance from

the negative plate.5. decreases inversely with the square of

the distance from the negative plate.

Page 18: Chapter 29. The positive charge is the end view of a positively charged glass rod. A negatively charged particle moves in a circular arc around the glass

The electric potential inside a capacitor

1. is constant.2. increases linearly from the negative to

the positive plate.3. decreases linearly from the negative to

the positive plate.4. decreases inversely with distance from

the negative plate.5. decreases inversely with the square of

the distance from the negative plate.