A Mass M Is Placed on a Rough Incline at an Angle

question 55

Multiple Choice

A mass m is placed on a rough incline at an angle $\theta$ to the horizon.A force F is applied up the incline,to prevent the mass from sliding down the incline,and it is just enough to prevent the mass from sliding down the incline.Using the compass rose,the direction of the frictional force is along

• A)(a)
• B)(b)
• C)(c)
• D)(d)
• E)(e)

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Definitions:

Otoscope

A medical device used for examining the ear's interior to diagnose ear conditions and infections.

Myringoscope

An instrument used for examining the eardrum or tympanic membrane.

Otosclerosis

A condition in which abnormal bone growth around the stapes bone leads to hearing loss.

Labyrinthitis

An inner ear disorder that causes inflammation of the labyrinth, leading to vertigo and hearing loss.