13.E: Self Test 2
- Page ID
- 3513
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- What is the lowest amperage at which fatal injury can occur in a human?
- 15 A
- 0.15 A
- 50 mA
- 15 mA
- If you measure voltage across a switch, what state is it in?
- Open
- Closed
- If you measure correct voltage across a load but the load doesn’t work, what is wrong?
- There is no power.
- There is no current.
- A switch is open.
- The load has failed.
- Refer to Figure 1. If you have a reading at point 4, but not at 5, what is the problem?
- The load has failed.
- The switch is open.
- The wiring has failed.
- The ground has failed.

- Refer to Figure 1. If you have a reading at 5 and zero at 6, what is the problem?
- The load has failed.
- The switch is open.
- The wiring has failed.
- The ground has failed.
- What is always the first step when testing for resistance?
- Check the load.
- Remove the component.
- Turn the circuit power on.
- Turn the circuit power off.
- What is the best test for checking if a heating element is faulty?
- Voltage test
- Continuity test
- Amperage test
- They cannot be tested.
- What will increase when power sources are connected in series?
- Voltage
- Current
- Resistance
- Continuity
- Refer to Figure 1. If you have a reading at 5 and zero at 6, what is the problem?