Equilibrium: in the Figure, the Horizontal Lower Arm Has a Mass

question 40

Multiple Choice

Equilibrium: In the figure, the horizontal lower arm has a mass of 2.8 kg and its center of gravity is 12 cm from the elbow joint pivot. How much force F_M must the vertical extensor muscle in the upper arm exert on the lower arm to hold a 7.5 kg shot put?

• A) 100 N
• B) 500 N
• C) 750 N
• D) 1000 N
• E) 1500 N

Identify the specific roles of different parts of the eye and ear in the process of seeing and hearing.

Define and differentiate between types of sensory receptors and their stimuli.

Describe the process of signal integration and processing in sensory organs.

Explain the mechanism of diseases related to the sensory systems like glaucoma and cataracts.

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Definitions:

Organisations

Groups or entities (such as corporations, nonprofits, institutions) structured to achieve specific goals through collective effort.

Accommodative Strategy

Accepts social responsibility and tries to satisfy prevailing economic, legal and ethical performance criteria.

Discretionary Responsibilities

Obligations that an individual or organization chooses to undertake out of ethical or moral principles rather than because of legal requirements.

Economic Responsibility

The obligation of an organization or individual to act in ways that benefit the economic well-being of society.