Find the force on the support fi at that same instant

Reference no: EM13812190

Q1: A 16 m ladder whose weight is 231 N is placed against a, smooth vertical wall. A person whose weight is 981 N stands on the ladder a distance 4.9 m up the ladder. The foot of the ladder rests on the floor 5.92 m from the wait Calculate the force exerted by the wall. Answer in units of N

2022_Calculate normal force exerted by floor on the ladder.png

Calculate the normal force exerted by the floor on the ladder.

Q2: A 5.53 m, 203 kg uniform ladder rests against a smooth wall. The coefficient of static friction between the ladder and the ground is 0.545 , and the ladder makes a 34.9 ° angle with the ground.

How far up the ladder can an 812 kg person climb before the ladder begins to slip? The acceleration of gravity is 9.8 m/s²

Q3:

The uniform diving board has a mass of 33 kg.

274_Calculate normal force exerted by floor on the ladder1.png

Find the force on the support A when a 65 kg diver stands at the end of the div¬ing board. The acceleration of gravity is 9.81 m/s²

Find the force on the support fi at that same instant.

Q4:

A bridge of length 93 m and mass 1 x 105 kg is supported at each end. A truck of mass 21400 kg is located 49 m from the left end.

2101_Calculate normal force exerted by floor on the ladder2.png

What is the force on the bridge at the left point of support? The acceleration of gravity is 9.8 m/s²

Reference no: EM13812190

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