Quizz help: 1. In a condutor A. almost no charge flows B. chages semi-flows C. c

Question

Quizz help:

1. In a condutor

A. almost no charge flows

B. chages semi-flows

C. charge is free to flow

D. charges flow down hill

2. a dielectric is

A. an insulator

B. a conductor

C. a semiconductor

D. a semiinsulator

3. the dielectric constant is the

A. ratio of total field to internal field

B. ratio of localized field to external field

C. ratio of total field to external field

D. rato of sin of the angel to the magnetic field

4 The total capacitance of capacitor in parallel is

A. the sum of the resistor in the circuit

B. the inverse of the sum to the capacitance of each capacitor

C. the sum of the capacitance of each capacitor

D can transfer heat through a vaccum

5 The total capacitance of capacitors in series is

A the sum of the resistor in the circuit

B. the inverse of the inverse of the sum to the capacitance of each capacitor

C. the sum of the capacitance of each capacitor

D. can transfer heat through the vacuum

6. Charge is quantized units

A. of the charge on an electron

B. of the charge on a quark

C. of the charge on a muon

D. of the charge on a neutron

7. Is gauss's law valid for any charge distribution within the quaussian surface?

A. Yes

B. No

C, Yes, if the distribution is outside the surface

8 The electric flux through an area is

A. greater than the number of the total number of field lines crossing the area

B. less than the number of the total number of field lines crossing the area

C. proportional to the number of the total number of field lines crossing the area

D. has no relation to the number of the total number of field lines crossing the area.

Explanation / Answer

(1) charge is free to flow

(2)an insulator

(3)ratio of total field to internal field

(4) the sum of the capacitance of each capacitor

(5)the inverse of the inverse of the sum to the capacitance of each capacitor

(6)of the charge on an electron

(7) yes

(8)proportional to the number of the total number of field lines crossing the area

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