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Maximum constructive interference occurs at the
18.0 m/s east
3
1
2R
800 m
antinodes B and D
3.6 × 10^−2 C
2
Which diagram shows the configuration of wave fronts and barrier opening that will result in the greatest diffraction of the waves passing through the opening? Assume all diagrams are drawn to the same scale.
18.0 m/s east
3
1
2R
800 m
antinodes B and D
3.6 × 10^−2 C
2
How far must car A travel from this initial position before it catches up with car B?
18.0 m/s east
3
1
2R
800 m
antinodes B and D
3.6 × 10^−2 C
2
Which graph represents the relationship between the potential difference applied to a copper wire and the resulting current in the wire at constant temperature?
18.0 m/s east
3
1
2R
800 m
antinodes B and D
3.6 × 10^−2 C
2
Which circuit diagram represents voltmeter V connected correctly to measure the potential difference across resistor R2?
18.0 m/s east
3
1
2R
800 m
antinodes B and D
3.6 × 10^−2 C
2
A tungsten wire has resistance R at 20°C. A second tungsten wire at 20°C has twice the length and half the cross-sectional area of the first wire. In terms of R, the resistance of the second wire is
18.0 m/s east
3
1
2R
800 m
antinodes B and D
3.6 × 10^−2 C
2
A 2700-ohm resistor in an electric circuit draws a current of 2.4 milliamperes. The total charge that passes through the resistor in 15 seconds is
18.0 m/s east
3
1
2R
800 m
antinodes B and D
3.6 × 10^−2 C
2
A 1000.–kilogram car traveling 20.0 meters per second east experiences an impulse of 2000. newton • seconds west. What is the final velocity of the car after the impulse has been applied?
18.0 m/s east
3
1
2R
800 m
antinodes B and D
3.6 × 10^−2 C
2
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