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Grade: 11
        
In an electric shaver, the blade moves back and forth over a distance of 2.00 mm. The motion is simple harmonic, with frequency 120 Hz. Find (a) the amplitude, (b) the maximum blade speed, and (c) the maximum blade acceleration.
3 years ago

Answers : (1)

Aditi Chauhan
askIITians Faculty
396 Points
							(a) The amplitude xm is half of the distance between the extremes of the motion.
So, xm = 2.00 mm/2
= 1.00 mm
Therefore the amplitude of oscillation would be 1.00 mm.

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3 years ago
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