Platinum, Which Is Widely Used as a Catalyst, Has a Work

question 44

Multiple Choice

Platinum, which is widely used as a catalyst, has a work functionΦ (the minimum energy needed to eject an electron from the metal surface) of 9.05 × 10⁻¹⁹ J. What is the longest wavelength of light which will cause electrons to be emitted?

• A)2.196 × 10 ⁻⁷ m
• B)4.553 × 10 ⁻⁶ m
• C)5.654 × 10 ² m
• D)1.370 × 10 ¹⁵ m
• E)> 10 ⁶ m

Identify the appropriate leadership style to apply in different situational contexts according to Fiedler's contingency model and Hersey-Blanchard's situational leadership model.

Analyze the role of leader-member relations, task structure, and positional power in leadership effectiveness as per Fiedler's contingency model.

Recognize the importance of adapting leadership styles to the readiness levels of the followers in Hersey-Blanchard's situational leadership model.

Describe the specific behaviors associated with directive, supportive, participative, and achievement-oriented leadership styles in House's path-goal theory.

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Definitions:

Sherman Anti-Trust Act

The Sherman Anti-Trust Act is a landmark U.S. legislation passed in 1890 that prohibits monopolies and other activities that restrict competition.

United Auto Workers

A labor union in the United States representing workers in the automotive industry.

International Brotherhood

A term that can refer to solidarity among different nations or peoples, or to specific organizations aiming to promote such solidarity.

Right to Work Laws

Laws that prohibit agreements between labor unions and employers that make membership, payment of union dues, or fees a condition of employment, either before or after hiring.