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Equilibrium: A 20.0-kg uniform door has a width of 1.20 m and a height of 2.50 m. The door is mounted on a post by a pair of hinges, marked 1 and 2 in the figure, at the top and bottom of the door. An external force of 60.0 N, at an angle of 30.0° above the horizontal, is applied to the small doorknob, as shown in the figure. The doorknob is 1.00 m above the bottom of the door.
(a) Find the x component of the force that hinge 1 exerts on the door at the top.
(b) Find the SUM of the y components of the forces that hinges 1 and 2 together exert on the door.
Self-Presentation Technique
Strategies or methods used by individuals to control or influence the impression others form of them, especially in social and online contexts.
Micro-Celebrities
Individuals who gain a significant following and public attention through social media platforms.
Brand Ambassadors
Individuals who represent and promote a brand, leveraging their influence to enhance its visibility and credibility.
Homophily
The tendency of individuals to associate and bond with others who are similar to themselves in terms of beliefs, values, or social status.
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