46. Which of the following pairs of forces is an action-reaction pair? A. The force a ladder leaning on a smooth wall exerts on the wall and the normal reaction force from the wall.
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![B. The force a ladder leaning on a smooth wall exerts on the rough floor and the normal reaction from the
floor.
C. Weight of a parachutist and the pull of the parachute on him when he is moving with terminal
velocity.
D. Weight of a floating object and the upthrust
acting on it.
[C]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5a6d9c67-6f13-49d2-ac4d-2d996f90a88b%2F68b313b3-adbe-4ba8-9c21-c85c4886c600%2Fip5hyal_processed.jpeg&w=3840&q=75)
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