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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1) Explain which hypothesis of PAT is consistent with this accounting decision. 2) Discuss whether this is an example of efficient contracting or of managerial
A taxpayer sells a patent that they have to a business interest and receives $2,500,000 on this sale.
Question: Choose all options that apply. What are the advantages of foundation slabs? Question options
He still owes $10,000 on his car, $117,000 on his home, and $1,100 on his credit card. What is Jordan's net worth?
Question: Which cost allocation is best to allocate costs of hospital x-ray equipment?
Schuepfer Incorporated bases its selling and administrative expense budget on budgeted unit sales.
Ward is performing an attestation engagement regarding an? entity's compliance with the requirements of a major assistance program offered by