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Author Question: A radar installation operates at 9000 MHz with an antenna (dish) that is 15 meters across. Determine ... (Read 64 times)

saliriagwu

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Question 1

A narrow slit is illuminated with sodium yellow light of wavelength 589 nm. If the central maximum extends to ±30.0°, how wide is the slit?

0.500 mm

2.20 × 106 m

3.33 × 105 m

1.18 μm

5.89 μm


Question 2

A radar installation operates at 9000 MHz with an antenna (dish) that is 15 meters across. Determine the maximum distance (in kilometers) for which this system can distinguish two aircraft 100 meters apart.

7.4 km

370 km

3700 m

37 km

740 km


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Marked as best answer by saliriagwu on Aug 10, 2020

atrochim

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saliriagwu

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Reply 2 on: Aug 10, 2020
Excellent


tranoy

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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