Chapter 3, Problem 52A

A medium-size American automobile has a weight of about 3000 pounds. What is its mass in kilograms?

To determine

The mass of an American automobile in kilograms.

Answer to Problem 52A

  $1359.2\text{kg}$

Explanation of Solution

Given:

The weight of the American automobile, $W=3000\text{pounds}$

Formula used:

If the given mass of an object is $m$ , then the weight of the object will be,

  $W=mg$

Where, $g=$ gravity

Calculation:

Using the above formula, the mass of automobile in kilograms will be,

  $\begin{array}{c}3000\text{}\text{pounds}=mg\\ 3000\text{}\left(4.44\text{N}\right)=m\left(9.8\right)\\ m=1359.2\text{kg}\end{array}$

Conclusion:

Hence, the mass of given automobile in kilograms is $1359.2\text{kg}$ .