A 310-kg marble boulder rolls off the top of a cliff andfalls a vertical height of 120 m before striking the ground.Estimate the temperature rise of the rock if 50% of theheat generated remains in the rock.

A 310-kg marble boulder rolls off the top of a cliff andfalls a vertical height of 120 m before striking the ground.Estimate the temperature rise of the rock if 50% of theheat generated remains in the rock.

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter14: Heat And Heat Transfer Methods

Section: Chapter Questions

Problem 55PE: At what net rate does heat radiate from a 275m2 black roof on a night when the roof’s temperature is...

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Concept explainers

Calorimetry

Measuring the heat transferred during chemical reactions or other physical processes is known as calorimetry. It comes under the branch of thermochemistry.

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A 310-kg marble boulder rolls off the top of a cliff and
falls a vertical height of 120 m before striking the ground.
Estimate the temperature rise of the rock if 50% of the
heat generated remains in the rock.

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Potential energy of boulder equals the 50% of heat energy produced

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