Day 1 Progress Check

Question 1

1.
What can cause “chatter” in a relay?

Answer 1

Defective coil circuit

Question 2

2.
What is the primary function of a relay in an aircraft’s electrical system?

Answer 2

Allow remote control of circuits, especially where heavy currents are involved

Question 3

3.
What is the primary purpose of circuit protectors in aircraft?

Answer 3

Protect wiring from overheating due to overloading or short circuiting

Question 4

4.
What type of circuit protection device can be reset if tripped?

Answer 4

Circuit Breaker

Question 5

5.
Which type of switch is primarily used as a limit switch for landing gear or flaps?

Answer 5

Micro switch

Question 6

6.
What does “normally open (NO)” mean in switch terminology?

Answer 6

Contacts are open when the switch is not actuated

Question 7

7.
What is the function of a switch in an electrical circuit?

Answer 7

Control current flow by altering resistance

Question 8

8.
What type of switch is commonly used as a position indicator switch for landing gear or flaps?

Answer 8

Proximity switch

Question 9

9.
Which material is a current limiter made of?

Answer 9

Copper

Question 10

10.
What type of switch has four connections and can control two circuits simultaneously?

Answer 10

DPST (Double Pole Single Throw)