Spacecraft communication system
A lossless 10 - turn helical antenna with a circumference of one -wavelength is connected to a 78-ohm coaxial line, and it is used as a transmitting antenna in a 500 MHz spacecraft communication system. The spacing between turns is?
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A 325-mL sample of solution contains 25.3 g of CaCl2, which is fully dissolved. Calculate the molar concentration of Cl- in this solution.
Beam ABC of length 1.0 m and solid circular cross-section of diameter 30mm, that is pinned at C and simply supported at A.
Consider a solution that is 0.10M in a weak tripotic acid which is represented by the general formula H3A with the following ionization constants: What is the pH of the solution?
The pilot of an airplane traveling 160 km/h wants to drop supplies to flood victims isolated on a patch of land 155 m below. The supplies should be dropped how many seconds before the plane is directly overhead?
A 0.750 kg block is attached to a spring with spring constant 17.0 N/m. While the block is sitting at rest, a student hits it with a hammer and almost instantaneously gives it a speed of 47.0 cm/s. What are The amplitude of the subsequent oscillat
Trimethylamine ionizes as follows in water. What concentration of trimethylammonium ion, (CH3)3NH+ is present in 9.0 x 10(to the -2 power)M of (CH3)3N ?
In a Carnot cycle, heat is supplied at 350°C and rejected at 27°C. The working fluid is water, which, while receiving heat, evaporates from liquid at 350°C to steam at 350°C.
A composite load consists of two loads connected in parallel. One draws 100 W at a PF of 0.8 lagging, another takes 200 W at a PF=1. What is the PF of the composite load ?
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She feels the pressure to academically de well and succeed sue to her families sacrifices
One privacy issue that was not included in the original responses is the risk of emotional or psychological data being collected by new devices.
Based on educational knowledge already possessed or learned, how does that knowledge affect your future behavior or action in connection with Greenhouse
To determine when my problem space is sufficiently narrowed to support a feasible study, I evaluate several key criteria drawn from established research guideli
Problem: Research Paper Understanding Human Perception by Human-made Illusions, Claus-Christian Carbon, Frontiers in Human Neuroscience, 2014
Briefly describe the context of your first interaction with each person. Based on your reading of 5.1 Key Takeaways in Jhangiani and Tarry (2022)
Write a 3-4 page written summary from cited Source 1: Smith, A. et al. (2019). "The Efficacy of Social Skills Interventions for Children with Autism Spectrum Di