A Turntable Has a Moment of Inertia of 3

question 82

Multiple Choice

A turntable has a moment of inertia of 3.00 x 10^-2 kg*m² and spins freely on a frictionless bearing at 25.0 rev/min.A 0.300-kg ball of putty is dropped vertically on the turntable and sticks at a point 0.100 m from the center.By what factor does the angular momentum of the system change after the putty is dropped onto the turntable?

• A)1.22
• B)1.00 (no change)
• C)0.820
• D)1.50

Identify the indicators of water pollution.

Differentiate between point and nonpoint sources of water pollution.

Recognize the ecological impacts of different pollutants on water bodies.

Understand the methods for reducing thermal water pollution.

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Definitions:

Lot Codes

Identification codes assigned to a batch of products, facilitating traceability and management of inventory.

Issuance

The action of providing or distributing something officially, such as a document.

Formal Research

Systematic investigation aimed at discovering and interpreting knowledge through a structured approach, such as experiments or surveys.

Scientific Experiment

A systematic investigation conducted to discover, interpret, or revise facts, behaviors, or theories using scientific methods.