The Figure Shows Two Forces Acting on an Object, with Magnitudes

question 89

Multiple Choice

The figure shows two forces acting on an object, with magnitudes F₁ = 78 N and F₂ = 26 N. What third force will cause the object to be in equilibrium (acceleration equals zero) ?

• A) 52 N pointing down
• B) 52 N pointing up
• C) 82 N pointing down
• D) 82 N pointing up

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Definitions:

K

The chemical symbol for potassium, a soft, silvery-white metallic element, essential in the human diet and various industrial applications.

K

The chemical symbol for potassium, an essential mineral and electrolyte involved in nerve function and fluid balance.

[Cl-]

The chloride ion, a chlorine atom that has gained one electron to achieve a stable electronic configuration, commonly found in salt compounds.

HAc

A common abbreviation for acetic acid, a weak organic acid with the formula CH3COOH, known for its sour taste and pungent smell.