A Box Is Launched Up a Frictionless Incline with an Angle

question 16

Multiple Choice

A box is launched up a frictionless incline with an angle of elevation θ.The maximum height reached by the box is h.The box is again launched up the incline with the same initial speed it had before,but this time the angle of elevation has been increased to φ.How does the maximum height H reached this time by the box compare with the previous value h?

• A)H = h
• B)H > h
• C)H < h
• D)H​ = ((sinφ)/(sinθ))

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Definitions:

Positron Emission Tomography

An imaging technique that detects positrons emitted by a radioactively labeled substance in the body, used to observe metabolic processes.

Voltage-Gated

Referring to ion channels that open or close in response to changes in electrical membrane potential.

Sodium

Sodium is a chemical element with the symbol Na and atomic number 11, a soft, silvery-white, highly reactive metal.

Potassium

A chemical element with symbol K, vital for plant growth and important in nerve function in animals.