A Disk with a Rotational Inertia of 5

question 43

Multiple Choice

A disk with a rotational inertia of 5.0 kg . m² and a radius of 0.25 m rotates on a frictionless fixed axis perpendicular to the disk and through its center. A force of 8.0 N is applied along the rotation axis. The angular acceleration of the disk is:

• A) 0
• B) 0.40 rad/s²
• C) 0.60 rad/s²
• D) 1.0 rad/s²
• E) 2.5 rad/s²

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Definitions:

dsDNA

Double-stranded DNA, which is the typical structure of DNA, consisting of two antiparallel strands that form a double helix.

ssDNA

Single-stranded DNA, which consists of a linear sequence of nucleotides without a complementary strand, often involved in replication and transcription processes.

Nucleic Acid

Macromolecules essential for all known forms of life that store and transfer genetic information, including DNA and RNA.

Infective Agent

Microorganisms or pathogens that have the capacity to cause disease in a host organism.