4. A stone was dropped from a hot air balloon when the balloon was 93 m from the ground (ascending at a rate of 2.5 m/s). Determine: a. The velocity of the stone after 3.5 sec b. The time required for the stone to attain a downward velocity of 22 m/s c. The altitude of the stone from the ground after 4 sec

4. A stone was dropped from a hot air balloon when the balloon was 93 m from the ground (ascending at a rate of 2.5 m/s). Determine: a. The velocity of the stone after 3.5 sec b. The time required for the stone to attain a downward velocity of 22 m/s c. The altitude of the stone from the ground after 4 sec

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Concept explainers

Friction

Friction is defined as the force that prevents any solid surface, any layer of fluid, or any kind of element or material from sliding.

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4. A stone was dropped from a hot air balloon when the balloon was 93 m from the ground
(ascending at a rate of 2.5 m/s). Determine:
a. The velocity of the stone after 3.5 sec
b. The time required for the stone to attain a downward velocity of 22 m/s
c. The altitude of the stone from the ground after 4 sec

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