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An electrostatic force exists between two +3.20 × 10^−19-coulomb point charges separated by a distance of 0.030 meter. As the distance between the two point charges is decreased, the electrostatic force of
The gravitational force must be attractive, whereas the electrostatic force may be either attractive or repulsive.
1.60 × 10^−18 J
0.40 Hz
series with one current pathway
repulsion between the two charges increases
increases by 5 J
2.6 m/s
silver
What is the speed of cart A after the spring is released?
The gravitational force must be attractive, whereas the electrostatic force may be either attractive or repulsive.
1.60 × 10^−18 J
0.40 Hz
series with one current pathway
repulsion between the two charges increases
increases by 5 J
2.6 m/s
silver
Which statement describes the gravitational force and the electrostatic force between two charged particles?
The gravitational force must be attractive, whereas the electrostatic force may be either attractive or repulsive.
1.60 × 10^−18 J
0.40 Hz
series with one current pathway
repulsion between the two charges increases
increases by 5 J
2.6 m/s
silver
A motor does 20. joules of work on a block, accelerating the block vertically upward. Neglecting friction, if the gravitational potential energy of the block increases by 15 joules, its kinetic energy
The gravitational force must be attractive, whereas the electrostatic force may be either attractive or repulsive.
1.60 × 10^−18 J
0.40 Hz
series with one current pathway
repulsion between the two charges increases
increases by 5 J
2.6 m/s
silver
Copper is a metal commonly used for electrical wiring in houses. Which metal conducts electricity better than copper at 20°C?
The gravitational force must be attractive, whereas the electrostatic force may be either attractive or repulsive.
1.60 × 10^−18 J
0.40 Hz
series with one current pathway
repulsion between the two charges increases
increases by 5 J
2.6 m/s
silver
The potential difference between two points, A and B, in an electric field is 2.00 volts. The energy required to move a charge of 8.00 × 10^−19 coulomb from point A to point B is
The gravitational force must be attractive, whereas the electrostatic force may be either attractive or repulsive.
1.60 × 10^−18 J
0.40 Hz
series with one current pathway
repulsion between the two charges increases
increases by 5 J
2.6 m/s
silver
When only one lightbulb blows out, an entire string of decorative lights goes out. The lights in this string must be connected in
The gravitational force must be attractive, whereas the electrostatic force may be either attractive or repulsive.
1.60 × 10^−18 J
0.40 Hz
series with one current pathway
repulsion between the two charges increases
increases by 5 J
2.6 m/s
silver
An observer counts 4 complete water waves passing by the end of a dock every 10. seconds. What is the frequency of the waves?
The gravitational force must be attractive, whereas the electrostatic force may be either attractive or repulsive.
1.60 × 10^−18 J
0.40 Hz
series with one current pathway
repulsion between the two charges increases
increases by 5 J
2.6 m/s
silver
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