Physical Pendulum: a Long Thin Uniform Rod of Length 1

question 18

Multiple Choice

Physical pendulum: A long thin uniform rod of length 1.50 m is to be suspended from a frictionless pivot located at some point along the rod so that its pendulum motion takes 3.00 s. How far from the center of the rod should the pivot be located?

• A) 7.98 cm
• B) 7.52 cm
• C) 8.73 cm
• D) 8.40 cm
• E) 23.4 cm

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Definitions:

Mitochondria

Organelles within eukaryotic cells that produce energy through the process of cellular respiration, often referred to as the powerhouse of the cell.

Chloroplasts

Membranous organelles that are the sites of photosynthesis in eukaryotes; occur in some plant and algal cells.

Vacuole

(vacuole) A fluid-filled, membrane-enclosed sac found within the cytoplasm; may function in storage, digestion, or water elimination.

Apoptosis

Programmed cell death; apoptosis is a normal part of an organism’s development and maintenance. Compare with necrosis.