Solution 2.4b

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(New page: First convert to SI units. In this case grams are converted to kilograms which is the standard unit for mass. <math>4\ \text{grams}=0.004\ \text{kg}</math> <math>W=mg=0.004\times 9.8=0.0...)
Current revision (12:43, 11 March 2010) (edit) (undo)
 
Line 1: Line 1:
First convert to SI units. In this case grams are converted to kilograms which is the standard unit for mass.
First convert to SI units. In this case grams are converted to kilograms which is the standard unit for mass.
-
<math>4\ \text{grams}=0.004\ \text{kg}</math>
+
<math>4\ \text{grams}=0\textrm{.}004\ \text{kg}</math>
-
<math>W=mg=0.004\times 9.8=0.0392\ \text{N}</math>
+
<math>W=mg=0\textrm{.}004\times 9\textrm{.}8=0\textrm{.}0392\ \text{N}</math>

Current revision

First convert to SI units. In this case grams are converted to kilograms which is the standard unit for mass.

\displaystyle 4\ \text{grams}=0\textrm{.}004\ \text{kg}

\displaystyle W=mg=0\textrm{.}004\times 9\textrm{.}8=0\textrm{.}0392\ \text{N}