A Nail Projects 25 $\times$ 10^-5 M $\times$ 10¹⁰ N/m²,then What Is the Diameter of the Nail?
A)

question 22

Multiple Choice

A nail projects 25.0 mm horizontally outward from a wall.A 400 N picture is hung from the end of the nail and the nail deflects downward by 2.00 $\times$ 10^-5 m.If the shear modulus is 3.40 $\times$ 10¹⁰ N/m²,then what is the diameter of the nail?

• A) 1.60 mm
• B) 1.86 mm
• C) 2.16 mm
• D) 2.44 mm
• E) 2.65 mm

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Definitions:

Conditioned Stimulus

A previously neutral stimulus that, after becoming associated with an unconditioned stimulus, triggers a conditioned response.

Conditioned Response

A learned reaction to a conditioned stimulus that occurs because of previous conditioning.

Extinction

The diminishing of a conditioned response; occurs in classical conditioning when an unconditioned stimulus (US) does not follow a conditioned stimulus (CS).

Discrimination

Unfair or prejudicial treatment of people based on differences such as race, gender, age, or sexual orientation.