The aluminum rod AB (G 5 27 GPa) is bonded to the brass rod BD (G 5 39 GPa). Knowing that portion CD of the brass rod is hollow
and has an inner diameter of 40 mm, determine the angle of twist at A.
1 answer:
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Answer:
the answer is below
Explanation:
a) The conductivity of graphite (σ) is calculated using the formula:
where f = frequency = 100 MHz, δ = skin depth = 0.16 mm = 0.00016 m, μ = 0.0000012
Substituting:
b) f = 1 GHz = 10⁹ Hz.