A Disk with a Rotational Inertia of 5

question 98

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 rad/s²
• 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:

DSL

Digital Subscriber Line, a family of technologies that provide internet access by transmitting digital data over the wires of a local telephone network.

Client/Server

A model of computer networking where a client device requests services and resources from a centrally located server.

Central

Located in the center or of main importance.

802.11ac

A wireless networking standard in the 802.11 family that provides high-throughput wireless local area networks (WLANs) on the 5 GHz band.