A simple pendulum is oscillating without damping.When the displacement of the bob is less than maximum, its acceleration vector →a is correctly shown in
A
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B
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C
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D
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Solution
The correct option is C Net acceleration →a of the bob in position B has two components.
a. →an= radial acceleration (towards BA)
b. →at = tangential acceleration (perpendicular to BA)
c. Therefore, direction of →a is correctly shown in option