Attaching Meters Sample Problems with Solutions

Which circuit has the smallest current?

Ranking Task

Rank the total current from smallest to largest

Attaching Meters

School blocks YouTube?
Use the file below.

Circuit Challenge

a) I₁ = ?

I_T = I₁ + I₂

10.0 A = I₁ + 4.0 A

I₁= 6.0 A

b) V_T = ?

V_T = V₁ = V₂

V₂= IR

= 4.0 A (30. ohms)

V₂= 120 V

So,

V_T= 120 V

Attaching Meters

Learning-Connections Clipart

Ammeter - Measures Current

Voltmeter - Measures Voltage
(Potential Difference)

(= Energy Change/Coulomb)

Voltmeters
are connected 'in parallel'

Ammeters
are connected 'in series'

Find Ammeter, Voltmeter

Which circuit is correct?

June 2006

showmethephysics.com

Identify the switch in

the circuit and circuit

diagram shown below.

Dorling Kindersley Books

[ Flash ]

Choice 4