For a System in Mechanical Equilibrium

question 30

Multiple Choice

For a system in mechanical equilibrium

• A)the resultant force must be zero.
• B)the resultant torques must be zero.
• C)the resultant forces and torques must both be zero.
• D)the resultant forces and torques must be equal.

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Definitions:

Margin Call

A demand by a broker for an investor to deposit additional funds or securities to maintain the required minimum margin account balance.

Short Sale

A transaction where an investor borrows a security and sells it on the open market, planning to buy it back later at a lower price.

Maintenance Margin

The minimum amount of equity that must be maintained in a margin account after a purchase has been made, to continuing holding the position.

Secondary Markets

Markets where investors buy and sell securities or assets from other investors, rather than from issuing companies directly.