The Equation Below Is the Solution to a Problem the Best Physical Representation of This Equation Is
A)a

question 72

Multiple Choice

The equation below is the solution to a problem. $$\frac { ( 2.00 \mathrm {~kg} ) \left( 8.00 \frac { \mathrm { m } } { \mathrm { s } } \right) ^ { 2 } } { 5.00 \mathrm {~m} } = 45.2 \mathrm {~N} - ( 2.00 \mathrm {~kg} ) \left( 9.80 \frac { \mathrm { m } } { \mathrm { s } ^ { 2 } } \right) \left( \cos 0 ^ { \circ } \right)$$ . The best physical representation of this equation is

• A)a sphere of 2.00 kg mass under a 45.2 N tension when at the bottom of a vertical circle.
• B)a sphere of 2.00 kg mass under a 45.2 N tension when at the side of a vertical circle.
• C)a sphere of 2.00 kg mass under a 45.2 N tension when at the top of a vertical circle.
• D)a sphere of 2.00 kg mass at any point on a horizontal circle.
• E)a 2.00 kg gecko running on the ceiling with a speed of 8.00 m/s.

---

Definitions:

Light

Electromagnetic radiation within a certain portion of the electromagnetic spectrum, visible to the human eye.

Sensory Thresholds

The minimum level of stimulus intensity required to be perceived or detected by the sensory systems.

The Pupil

The opening in the center of the iris of the eye, through which light enters.

White

A color perceived when all wavelengths of visible light are reflected by a surface, symbolically associated with purity and cleanliness.