FreeMCATPrep Logo

Support us and cryptocurrency!
Try a browser that's faster, safer, ad-free, and earns you cryptocurrency for using it! W3Schools

More Than 475 Free MCAT Questions with Detailed Answers!

Click HERE for your Random Question from our MCAT Question A Day Archive

MCAT Question A Day - 1/5/14 - Answer!

Devices A and B are connected in parallel to a voltage source. If the resistance of A is four times as great as the resistance of B, then the current through A must be

A.  twice as great as that in B.
B.  half as great as that in B.
C.  four times as great as that in B.
D.  one fourth as great as that in B.

The correct answer is (D). Ohm’s law. For constant V, I and R are inversely proportional and linear. If R increases by four times, then I must be divided by four.