Honduras1970 Honduras1970
  • 24-09-2020
  • Physics
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A seesaw pivots as shown in below. What is the net torque about the pivot point?
With explanation please
I GIVE 25 POINTS

A seesaw pivots as shown in below What is the net torque about the pivot point With explanation please I GIVE 25 POINTS class=

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MathPhys
MathPhys MathPhys
  • 24-09-2020

Answer:

2.3 Nm clockwise

Explanation:

Take counterclockwise to be positive and clockwise to be negative.

∑τ = (3 N) (2.5 m) − (7 N) (1.4 m)

∑τ = 7.5 Nm − 9.8 Nm

∑τ = -2.3 Nm

The net torque is 2.3 Nm clockwise.

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