Question 20 Answer and Explanation _ACT June 2005 Form 61D Math Section

Question 20 Answer and Explanation _ACT June 2005 Form 61D Math Section

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20. The time, t seconds, required for a simple pendulum x feet long to make 1 complete swing can be modeled by $t=2\pi\sqrt{\frac{x}{32}}$ . How many seconds are required for 1 complete swing of a simple pendulum that is 8 feet long?

F. Less than 1

G. Between 1 and 2

H. Between 2 and 3

J. Between 3 and 4

K. More than 4

Answer and Explanation

Your Answer is

Correct Answer is J

Explanation