Applied Mechanics and Graphic Statics
Periodic time of body moving with simple harmonic motion, is

Directly proportional to the square of its angular velocity
Inversely proportional to its angular velocity
Inversely proportional to the square of its angular velocity
Directly proportional to its angular velocity

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Applied Mechanics and Graphic Statics
A ball which is thrown upwards, returns to the ground describing a parabolic path during its flight

Vertical component of velocity remains constant
Kinetic energy of the ball remains constant
Speed of the ball remains constant
Horizontal component of velocity remains constant

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