two resistance are joined in parallel and eqivalent resistance of the combination is 3/5 ohms. if one of the resiatance is broken,the equivalent resistance becomes 3 ohms. the resistance in ohms of the wire that got broken is
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Since the resistor broke....
3 ohms is Resistance of 1st resistor.
Now,
1/r + 1/3 = 5/3
so,
r = 3/4....
3 ohms is Resistance of 1st resistor.
Now,
1/r + 1/3 = 5/3
so,
r = 3/4....
harsh4c:
but there is no option of 15/4
Let me check....
Corrected....Thanks for pointing out
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