A Block of Mass M Is Held Motionless on a Frictionless

question 41

Multiple Choice

A block of mass M is held motionless on a frictionless inclined plane by means of a string attached to a vertical wall as shown in the drawing.
-What is the magnitude of the tension in the string?

• A)zero newtons
• B)Mg
• C)Mg cos \(\theta\)
• D)Mg sin \(\theta\)
• E)Mg tan \(\theta\)

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Definitions:

Subliminal Sensation

A perception of stimuli that occur below the threshold of conscious awareness.

Transduce

The process of converting one form of energy into another, as in sensory systems converting physical stimuli (e.g., light, sound) into neural signals.

Wavelength

The distance from the peak of one light wave or sound wave to the peak of the next. Electromagnetic wavelengths vary from the short gamma waves to the long pulses of radio transmission.

Intensity

The degree of strength, force, or concentration of a particular attribute or activity.