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An object is submitted to 3 forces: F1 with a magnitude of 16 N at 45, F2 with a magnitude of 12 N at 120

An object is submitted to 3 forces: F1 with a magnitude of 16 N

at 45, F2 with a magnitude of 12 N at 120 and F3 having a magnitude of 10N at 250 . - What should be a fourth force F4 so that the object is moving at constant velocity.

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