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1. A
   6 V
2. B
   8 V
3. C
   17 V
4. D
   21 V

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1. A
   25%
2. B
   50%
3. C
   75%
4. D
   100%

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1. A
   Out of phase with the voltage across the resistance by $90^\circ$.
2. B
   Equal in magnitude at resonance.
3. C
   Out of phase with each other by $180^\circ$.
4. D
   In phase with the source voltage.

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1. A
   125%
2. B
   200%
3. C
   300%
4. D
   400%

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1. A
   $\frac{L}{2}$
2. B
   $L$
3. C
   $2L$
4. D
   $4L$

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1. A
   $\frac{1}{80}$
2. B
   $\frac{1}{400}$
3. C
   $\frac{1}{800}$
4. D
   $\frac{1}{1600}$

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1. A
   $v$
2. B
   $\frac{v}{2}$
3. C
   $\frac{v}{5}$
4. D
   $\frac{v}{10}$

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1. A
   $\sqrt{\frac{5}{2}} T$
2. B
   $\sqrt{\frac{3}{2}} T$
3. C
   $\frac{2T}{\sqrt{3}}$
4. D
   $\frac{2T}{\sqrt{5}}$

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1. A
   $\frac{MI}{t}$
2. B
   $\frac{NMI}{t}$
3. C
   $\frac{NM}{It}$
4. D
   $\frac{MI}{Nt}$

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1. A
   0.10 m
2. B
   0.10 km
3. C
   1 km
4. D
   10 km

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1. A
   $\frac{1}{\sqrt{e}}$
2. B
   $\sqrt{e}$
3. C
   $e$
4. D
   $2e$

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1. A
   5 cm
2. B
   8 cm
3. C
   10 cm
4. D
   20 cm

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1. A
   Becomes zero.
2. B
   Does not change.
3. C
   Increases
4. D
   Decreases.

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1. A
   $1 \times 10^{-2}$ J/T
2. B
   $0.5 \times 10^{-2}$ J/T
3. C
   $2.5 \times 10^{-2}$ J/T
4. D
   $2 \times 10^{-2}$ J/T

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1. A
   $\frac{9}{7}$
2. B
   $\frac{7}{9}$
3. C
   $\frac{10}{11}$
4. D
   $\frac{11}{10}$

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1. A
   $\frac{2}{3}\frac{GMm}{R}$
2. B
   $\frac{1}{3}\frac{GMm}{R}$
3. C
   $\frac{1}{2}\frac{GMm}{R}$
4. D
   $\frac{1}{4}\frac{GMm}{R}$

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1. A
   $Y = A \cdot B$
2. B
   $Y = A - B$
3. C
   $Y = A + B$
4. D
   $Y = \overline{A \cdot B}$

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1. A
   $P/64$
2. B
   $P/32$
3. C
   $16P$
4. D
   $32P$

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1. A
   3:2
2. B
   2:3
3. C
   1:3
4. D
   3:1

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1. A
   5
2. B
   4
3. C
   3
4. D
   2

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1. A
   $\frac{MR\omega}{4t}$
2. B
   $\frac{MR\omega}{2t}$
3. C
   $\frac{MR\omega}{t}$
4. D
   $\frac{MR\omega}{t}$

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1. A
   $7.2 \times 10^3$ V
2. B
   $7.2 \times 10^2$ V
3. C
   $7.2$ V
4. D
   $7.2 \times 10^{-2}$ V

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1. A
   $\frac{1}{2\sin A}$
2. B
   $\frac{1}{2\cos A}$
3. C
   $2\sin A$
4. D
   $2\cos A$

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1. A
   $\frac{\mu_0}{2\pi}$
2. B
   $\frac{3\mu_0}{2\pi}$
3. C
   $\frac{7\mu_0}{2\pi}$
4. D
   $\frac{5\mu_0}{2\pi}$

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1. A
   $Q = -\frac{2q}{3}$
2. B
   $Q = -\frac{1}{3}q$
3. C
   $Q = \frac{3q}{2}$
4. D
   $Q = \frac{q}{2}$

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