Which Type of Lever Is Exemplified by the Flexing of the Forearm

question 65

Multiple Choice

Which type of lever is exemplified by the flexing of the forearm by the biceps brachii muscle?

• A) a first-class lever
• B) a second-class lever
• C) a third-class lever
• D) a fourth-class lever

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Definitions:

MPC

Marginal Propensity to Consume, which is the proportion of any additional income that is spent on consumption rather than being saved.

Savings

Money set aside typically in financial instruments, representing deferred consumption or for future use.

Disposable Income

The economic provision for households' saving and spending activities post income tax calculations.

Saving

Income that is not expended on immediate consumption but rather reserved for investing or future purposes.