## MCAT Question A Day - 4/7/14 - Answer!

**The period of a simple pendulum can be increased by**

**A.**increasing the length of the pendulum.

**B.**decreasing the length of the pendulum.

**C.**increasing the mass of the box.

**D.**decreasing the mass of the box.

*The correct answer is (A). The period T is equal to:*

*Thus, the period is directly proportional to the square root of the length. Any increase in L will produce an increase in T. The mass of the box does not influence the period.*

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