Multiple Choice
Solve.
-The period of vibration P for a pendulum varies directly as the square root of the length L. If the period of vibration is 3.5 sec when the length is 49 inches, what is the period when L = 1.5625 inches?
A) 3.75 sec
B) 0.625 sec
C) 4.25 sec
D) 4.5 sec
Correct Answer:

Verified
Correct Answer:
Verified
Q84: Find the ratio. Simplify, if possible.<br>-David's paycheck
Q85: Add. Simplify, if possible.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt="Add. Simplify,
Q86: Find all numbers for which the rational
Q87: Subtract. Simplify, if possible.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt="Subtract. Simplify,
Q88: Solve the equation.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt="Solve the equation.
Q90: Solve.<br>-The time T necessary to make an
Q91: Divide and simplify.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt="Divide and simplify.
Q92: Find all numbers for which the rational
Q93: Find the reciprocal.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt="Find the reciprocal.
Q94: Add. Simplify, if possible.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt="Add. Simplify,