A 12-Kg Object Moving with a Speed of 8

question 31

Multiple Choice

A 1.2-kg object moving with a speed of 8.0 m/s collides perpendicularly with a wall and emerges with a speed of 6.0 m/s in the opposite direction. If the object is in contact with the wall for 2.0 ms, what is the magnitude of the average force on the object by the wall?

• A) 9.8 kN
• B) 8.4 kN
• C) 7.7 kN
• D) 9.1 kN
• E) 1.2 kN

Analyze the factors leading to the failure of liberal uprisings and the challenges of implementing liberalism and nationalism in various European contexts.

Understand the social and political reforms aimed at expanding democratic participation, such as Chartism, and their implications for Britain's political development.

Understand the structure and function of neurons and glial cells in the nervous system.

Comprehend the roles and characteristics of myelin sheaths and their importance in neural transmission.

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