A Block Holding a Ringing Tuning Fork Oscillates Back and Forth,attached

question 60

Multiple Choice

A block holding a ringing tuning fork oscillates back and forth,attached to a wall by a spring of spring on a horizontal,frictionless surface,with amplitude 17 cm.The spring constant is 390 N/m.An observer who is situated so that the block's direction of motion is either directly towards or away from him notes that the frequency he hears varies between 174 and 178 Hz.What is the mass of the tuning fork and block together? The speed of sound at the time of the experiment is 340 m/s.

• A) 4.4 kg
• B) 0.76 kg
• C) 0.18 kg
• D) 2.9 kg

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Definitions:

Mitochondria

Organelles found in the cells of virtually all eukaryotic organisms, responsible for producing energy through cellular respiration.

Cell Nucleus

The central structure in a cell that houses the chromosomes and is the control center for the cell's activities.

Nuclear DNA

The DNA contained within the nucleus of a cell, encoding for the majority of the organism's genetic information.

Cell Nucleus

A membrane-bound organelle found in eukaryotic cells that contains most of the cell's genetic material, organized as multiple long linear DNA molecules.