Two vectors a and b have the similar magnitude of 100 n, Ask an Expert

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Q.In a meter bridge experiment P iskept in the left gap, Qis kept inthe right gap,the balancing length is0.4 meter.When Q is shunted by 10 ohms. What is resistance Q?

Q. Two vectors A and B have the same magnitude of 100 N (they represent forces of equal strength). What is the magnitude of the resultant vector of A and B if they are parallel and pointing in opposite directions?

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