3. A worker must slide a wooden crate across a wooden floor. The worker walks up to the crate sitting on the floor and applies a force of 50.00 lbs to the side of the crate. The crate has a mass of 4.00 slugs.  a.) what is the acceleration of the crate? b.) If the mass stayed the same but the applied force was 81.52 lbs what would be the acceleration of the box? Show all work and any unit conversions step by step. Use Newton's full second law equation: Fa + Ff  = m a

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Chapter1: Units, Trigonometry. And Vectors
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3. A worker must slide a wooden crate across a wooden floor. The worker walks up to the crate sitting on the floor and applies a force of 50.00 lbs to the side of the crate. The crate has a mass of 4.00 slugs. 

a.) what is the acceleration of the crate?

b.) If the mass stayed the same but the applied force was 81.52 lbs what would be the acceleration of the box?

Show all work and any unit conversions step by step. Use Newton's full second law equation: Fa + Ff  = m a 

Expert Solution
Step 1

From Newton’s second law of motion,

Physics homework question answer, step 1, image 1

Here, Fa is the applied force and Ff is the force of friction, a is the acceleration of the mass m.

Since the value of the coefficient of friction is not given, taking the force of friction as zero.

Thus,

Physics homework question answer, step 1, image 2

The unit conversion to be used is given below.

Physics homework question answer, step 1, image 3

Step 2

(a)

Given applied force is,

Physics homework question answer, step 2, image 1

Given mass of the crate is,

Physics homework question answer, step 2, image 2

Now, from equation (1).

Physics homework question answer, step 2, image 3

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