# A person weighs 30 lb on the moon, where g = 5.32 ft/s 2 . Determine (a) the mass of the person; and (b) the weight of the person on earth. BuyFind

### International Edition---engineerin...

4th Edition
Andrew Pytel And Jaan Kiusalaas
Publisher: CENGAGE L
ISBN: 9781305501607 BuyFind

### International Edition---engineerin...

4th Edition
Andrew Pytel And Jaan Kiusalaas
Publisher: CENGAGE L
ISBN: 9781305501607

#### Solutions

Chapter 1, Problem 1.1P
Textbook Problem

## A person weighs 30 lb on the moon, where g = 5.32   ft/s 2 . Determine (a) the mass of the person; and (b) the weight of the person on earth.

Expert Solution
To determine

(a)

The mass of the person.

## Answer to Problem 1.1P

The mass of the person is 5.64 slug.

### Explanation of Solution

The person weighs 30 lb on the moon, where g=5.32ft/s2.

Calculation:

Weight of one unit of mass is:

W=mg m=Wg=305.32 =5.64slug

Conclusion:

The mass of the person is calculated using one unit of mass and then the ratio is calculated.

Expert Solution
To determine

(b)

The weight of a person on earth.

## Answer to Problem 1.1P

The weight of a person on earth is 181.61 lb.

### Explanation of Solution

The mass of the person is 5.64 slug.

Calculation:

Weight of one unit of mass is,

W=mg W=5.64×32.2 =181.61lb

Conclusion:

The weight of the person on earth has calculated using one unit of mass and then multiplied with the mass of a person.

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