n a single plane lies a stationary, positive point charge, qs, with two corresponding equipotential curves in the form of circles that both have a common center at the location of qs. The radial distance between the two equipotential circles is 4.0 cm. (See the diagram below.) What is the value for qs? Assume that k = 9.0 x 109 Nm2/C2.

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Chapter20: Electric Potential And Capacitance
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n a single plane lies a stationary, positive point charge, qs, with two corresponding equipotential curves in the form of circles that both have a common center at the location of qs. The radial distance between the two equipotential circles is 4.0 cm. (See the diagram below.) What is the value for qs? Assume that k = 9.0 x 109 Nm2/C2.

 

  a.

3.3 x 10-10 C

  b.

4.4 x 10-10 C

  c.

2.0 x 10-12 C

  d.

4.4 x 10-9 C

  e.

3.3 x 10-11 C

In a single plane lies a stationary, positive point charge, qs, with two corresponding equipotential curves in the form of circles that both have a common center at the
location of qs. The radial distance between the two equipotential circles is 4.0 cm. (See the diagram below.) What is the value for qs? Assume that k = 9.0 x 10⁹
Nm²/C²
100 volts
50 volts
a. 3.3 x 10-10 C
O b.4.4 x 10-10 C
c. 2.0 x 10-12 C
O d. 4.4 x 10-⁹ C
O e. 3.3 x 10-11 C
qs
4.0 cm
Transcribed Image Text:In a single plane lies a stationary, positive point charge, qs, with two corresponding equipotential curves in the form of circles that both have a common center at the location of qs. The radial distance between the two equipotential circles is 4.0 cm. (See the diagram below.) What is the value for qs? Assume that k = 9.0 x 10⁹ Nm²/C² 100 volts 50 volts a. 3.3 x 10-10 C O b.4.4 x 10-10 C c. 2.0 x 10-12 C O d. 4.4 x 10-⁹ C O e. 3.3 x 10-11 C qs 4.0 cm
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