Ian: New page: This question can be solved by examining the curve. The lift has a speed of $1 \text{ m}{{\text{s}}^{\text{-1}}}$ halfway in the first part and halfway in the third part. Insp...

2010-04-07T09:51:12Z

New page: This question can be solved by examining the curve. The lift has a speed of <math>1 \text{ m}{{\text{s}}^{\text{-1}}}</math> halfway in the first part and halfway in the third part. Insp...

New page

This question can be solved by examining the curve.

The lift has a speed of <math>1 \text{ m}{{\text{s}}^{\text{-1}}}</math> halfway in the first part and halfway in the third part.

Inspection gives

<math>\frac{3}{2}=1 \textrm{.}5 \text{ s}</math>

and

<math>7+\frac{9-7}{2}=8 \text{ s}</math>

Solution 6.3c - Revision history

Ian: New page: This question can be solved by examining the curve. The lift has a speed of 1 \text{ m}{{\text{s}}^{\text{-1}}} halfway in the first part and halfway in the third part. Insp...

Ian: New page: This question can be solved by examining the curve. The lift has a speed of $1 \text{ m}{{\text{s}}^{\text{-1}}}$ halfway in the first part and halfway in the third part. Insp...