If Q = 20 μC and L = 60 Cm

question 17

Multiple Choice

If Q = 20 μC and L = 60 cm, what is the magnitude of the electrostatic force on any one of the charges shown?

• A) 25 N
• B) 19 N
• C) 15 N
• D) 9.1 N
• E) 14 N

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Definitions:

Psoas Minor

A small muscle located in the lower back that helps with flexion of the lumbar spine, though it is absent in a significant portion of the population.

Iliac Crest

The upper margin of the iliac bones, which forms the prominent part of the pelvic hip bone.

Lower Lumbar

Referring to the lower part of the lumbar region of the back, which includes the lower vertebrae of the spine.

Quadratus Lumborum

A muscle in the lower back that helps with the movement of the spine as well as stabilizes the pelvis.