GOC – Antenna & Battery Quiz

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1. What is the function of a safety loop in wire antennas?

To prevent water ingress
To provide mechanical strain relief
To enhance signal strength
To reduce electromagnetic interference

2. Why is it important to switch to standby mode before working on antennas?

To conserve battery power
To prevent accidental transmission
To calibrate the equipment
To reset the system settings

3. How does antenna height affect transmission range?

Higher antennas have shorter range
Antenna height has no effect
Higher antennas have longer range
Lower antennas reduce signal interference

4. What is the significance of antenna polarization?

It determines the color of the antenna
It affects the direction of signal propagation
It influences the antenna’s physical size
It has no practical significance

5. Why should fuses be removed before servicing antennas?

To prevent unauthorized use
To avoid electrical hazards
To improve signal clarity
To reset the system

6. What is the role of a ground plane in antenna systems?

To elevate the antenna
To provide a reference point for signal reflection
To insulate the antenna
To amplify the signal

7. How does corrosion affect antenna performance?

It enhances conductivity
It has no effect
It deteriorates signal quality
It improves signal strength

8. What maintenance is required for wire antennas?

Inspect for tension, corrosion, and wear
Lubricate the wires
Paint them annually
Replace monthly

9. What is the function of a balun in antenna installations?

To balance unbalanced transmission lines
To amplify signals
To ground the antenna
To switch frequencies

10. How does antenna orientation impact signal reception?

Misalignment can reduce signal strength
It improves weather resistance
Orientation doesn’t affect reception
Only affects transmitted signals

11. How can antenna faults be detected?

By using an SWR meter and visual inspection
By checking the compass
By using a voltmeter only
By measuring humidity

12. How should battery terminals be maintained?

Keep clean, tight, and corrosion-free
Paint regularly
Soak in oil
Replace monthly

13. What precautions should be taken when charging batteries?

Ensure proper ventilation and avoid sparks
Seal the container
Use salt water to cool
Overcharge slightly

14. What safety measures are necessary when handling batteries?

Wear PPE and avoid short circuits
Use plastic gloves only
Keep them under direct sunlight
Store in sealed containers

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