A Wire of Circular Cross Section of Diameter D and Length

question 54

Multiple Choice

A wire of circular cross section of diameter d and length L is stretched an amount $\Delta$ L by a steady force F.An equal force would produce how much stretch in a similar wire of diameter 2d and length 2L?

• A)\(\Delta\)L/8
• B)\(\Delta\)L/4
• C)\(\Delta\)L/2
• D)2\(\Delta\)L
• E)4\(\Delta\)L

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Definitions:

Rotating Tires

The process of changing the position of a vehicle's tires to promote even wear and extend their lifespan.

Radial Tires

Tires constructed with layers of fabric cords positioned at right angles to the circumference, providing improved performance and durability.

Circumference

The linear distance around the edge of a circle or a cylindrical object.

Wheel Offset

The distance from the hub mounting surface to the centerline of the wheel, affecting how the wheels and tires are positioned in relation to the vehicle's body.