A seesaw consisting of a 1-kg board and length of 4 m balances Tony and Steve, as shown below. The support is under the center of gravity of the board, and Tony, with a mass of 30 kg, is seated 2 m from the support. a) Determine the distance from the support at which Steve (m = 35 kg) must sit to balance the system at rest. b) Find the magnitude of the upward force exerted by the support on the board. %3D Steve Tony m = 30 kg m = 35 kg Activate Window

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A seesaw consisting of a 1-kg board and length of 4 m balances Tony and Steve, as
shown below. The support is under the center of gravity of the board, and Tony,
with a mass of 30 kg, is seated 2 m from the support.
a) Determine the distance from the support at which Steve (m = 35 kg) must sit to
balance the system at rest.
b) Find the magnitude of the upward force exerted by the support on the board.
Steve
Tony
m = 30 kg
m = 35 kg
%3D
Activate Window
Transcribed Image Text:A seesaw consisting of a 1-kg board and length of 4 m balances Tony and Steve, as shown below. The support is under the center of gravity of the board, and Tony, with a mass of 30 kg, is seated 2 m from the support. a) Determine the distance from the support at which Steve (m = 35 kg) must sit to balance the system at rest. b) Find the magnitude of the upward force exerted by the support on the board. Steve Tony m = 30 kg m = 35 kg %3D Activate Window
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