1. What length of copper (p=1.78 x 10-80m) wire 1.2 mm in diameter is needed to make a 20-Q resistor at 20°C? What length of nichrome wire is needed? (p = 100 x 10-8Qm)
Q: how about 2 , 3 and 4
A: Dear student, Since all questions are different as per guidelines we can author only one question.…
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A: Ques:
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A: Here we will be using UV rule for integration
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A: Formula Used:
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A: Given that, Minutes = 30 Past 8 means Hours So Hour (H) = 8
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A: a→ = 2i^ + j^ - k^b→ = 3i^ - 6j^ + 2k^
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Q: In the cross (or vector) product qu x B we know that 9=1 -307 +9.07+-212 -3.07+4.07 +6.0 B=B₁1+B7+BA…
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A: AX=Acos45AX=102AX=7.071 m (towards left) Also, AY=Asin45AY=102AY=7.071 m (Upward)
Q: Problem 71
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Q: Ā = 3î + 43, B = î + 2)
A:
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