Homework Help: PHYSICS PLZ HELP!!!

Posted by mink on Monday, May 16, 2011 at 9:58pm.

What is the minimum number of 70 -Ohms resistors that must be connected in parallel to produce an equivalent resistance of 13 Ohms or less?

PHYSICS PLZ HELP!!! - bobpursley, Monday, May 16, 2011 at 11:02pm
1/13>=k/70

70=>13k
k>70/13
k>6

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