Explanation:
1. Ensure all circuits are de-energized before beginning work (29 CFR 1926.416(a)(3)).
2. Controls to be deactivated during the course of work on energized or de-energized
equipment or circuits must be tagged (29 CFR 1926.417(a)).
3. Employees must be instructed to recognize and avoid unsafe conditions associated with
their work (29 CFR 1926.21(b)(2)).
The gain of the directional antenna is calculated based on the comparison
with an hypothetical isotropic antenna.
- a) The gain in dBi of the isotropic antenna is approximately <u>11.76 dBi</u>
- b) The power received by the isotropic antenna is approximately <u>0.61 mW</u>
Reasons:
a) The number of times the power of the directional antenna is stronger than the isotropic antenna, G = 15 times
The gain in dBi is given as follows;

Which gives;



The power gain of the isotropic antenna, G(dBi) ≈ <u>11.76 dBi</u>
b) When the gain of the directional antenna is 2.15 dBi and it received 1 mW of power, we have;
The number of times stronger the directional antenna is, is found as follows;

The 2.15 dBi directional antenna receives the signal approximately 1.64 times stronger than the isotropic antenna, therefore;
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Answer:
hi
Explanation:
Should you recommend changing fluids based on the color or smell of the fluid?
Only if the color is brown and the fluid smells burned
Yes, always.
No. Stick with the manufacturer's recommendations.
Only if the fluid is red and smells sweet