AFNS — AFNS Physics

Electricity


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#9

Coulomb law F proportional to:

A) q1 q2 / r^2

B) r^2

C) 1/r

D) r

Answer:   A
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#10

Electric field E is:

A) Force per unit charge

B) Charge per force

C) Potential

D) Current

Answer:   A
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#11

Electric potential unit:

A) Volt

B) Coulomb

C) Ampere

D) Tesla

Answer:   A
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#12

Potential difference measured by:

A) Voltmeter

B) Ammeter

C) Galvanometer only

D) Ruler

Answer:   A
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#13

Current measured by:

A) Ammeter

B) Voltmeter

C) Thermometer

D) Barometer

Answer:   A
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#14

Ohm law V equals:

A) IR

B) I/R

C) R/I

D) I^2 R only power

Answer:   A
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#15

Resistance unit:

A) Ohm

B) Volt

C) Ampere

D) Watt

Answer:   A
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#16

Resistors in series:

A) R total = sum R

B) 1/R sum

C) Product

D) Zero always

Answer:   A
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