Equivalent resistance and ammeters

What is the total resistance of this circuit

• .18Ω

• 5.45Ω

• 60Ω

• 6000Ω

What is the total resistance of the circuit?

• 100Ω

• 200Ω

• .063Ω

• 15.8Ω

What is the total resistance of this circuit?

• 100 Ω

• 1.09 Ω

• 22.44 Ω

• 33 Ω

What is the total resistance in this circuit?

• 18 ohms

• 9.0 ohms

• 4.2 ohms

• 6.6 ohms

What is the total resistance in this circuit?

• 15 ohms

• 3.6 ohms

• 1.5 ohms

• 36 ohms

What does a voltmeter measure?

• Current

• Voltage

• Resistance

What does an ammeter measure?

• Current

• Voltage

• Resistance

The circuit shown contains three ammeters X, Y and Z.

Which ammeter has the largest reading?

• X

• Y

• Z

• They all have the same reading.

The diagram shows a circuit containing three ammeters P, Q and R.

Which statement about the readings on the ammeters is correct?

• The reading on P is equal to the reading on Q.

• The reading on P is equal to the reading on R.

• The reading on Q is greater than the reading on P.

• The reading on Q is greater than the reading on R.

Look at figure 4. Ammeter A2 and A3 read the same value at 0.4Amps. What is the reading on Ammeter A1?

• 0.4A

• 0.2A

• 0.8A

• 0 A