PRE OUTREACH CHAPTER 3

Find the effective resistance of the three resistors connected in series.

• 22 Ω

• 12 Ω

• 2 Ω

• 0.22 Ω

If two resistors of 3 Ω and 4 Ω are connected in parallel. What is the equivalent resistance in circuit ?

• 0.7 Ω

• 17.1 Ω

• 7.1 Ω

• 1.71 Ω

The wire’s length and area are 0.3 m and 1.0 m², respectively. Calculate the resistivity of that wire if its resistance is 5 Ω.

• 1666 Ω m

• 16.66 Ω m

• 1.67 Ω m

• 61.7 Ω m

Determine the current produced by a voltage of 240 V through a resistance of 0.2 Ω?

• 120 A

• 12 A

• 1200 A

• 100 A

If 100 μC of charge particles transferred between two terminals at 5 seconds, how much current will produce?

• 0.2 mA

• 2 mA

• 20 mA

• 2 A