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secondary 3 | E Maths
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Suzie
Suzie

secondary 3 chevron_right E Maths chevron_right Singapore

Pls help!! This is physics!

Date Posted: 3 years ago
Views: 169

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
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Suzie, the resultant force here is represented by AB. The individual components must be XA and XC (in my diagram), where XC has the same length as AB.

We draw a line from A to B in that direction and likewise for X to C, and measure its length.

We measure the length of XB as well and this length will correspond to 6.0 N.

I am not sure what that length is on your paper.

So let’s say XB is 6 cm.

Then, 1 cm represents 1.0 N.

If you use a ruler and measure XC to be say 7 cm, then the magnitude of XC is 7.0 N.
Eric Nicholas K
Eric Nicholas K
3 years ago
It’s a “to-scale” diagram, so we can use lengths to make comparisons. A catch is that we must draw such scale diagrams accurately.
Suzie
Suzie
3 years ago
Thank you! It helped a lot!