a) Ra = Rc Rd/Rb
b) Ra = Rb Rc/Rd
c) Ra = Rb Rd/Rc
d) Ra = Rb + Rc + Rd
Ra and Rd are the opposite arms of a Wheatstone bridge as are Rc and Rb. The source voltage is applied across Ra and Rc.
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answerhappygod
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Ra and Rd are the opposite arms of a Wheatstone bridge as are Rc and Rb. The source voltage is applied across Ra and Rc.
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