Foundation June 2018 Paper 2R Q17
\(\text{pressure} = \dfrac{\text{force}}{\text{area}}\)
17 A box is put on a table.
The face of the box in contact with the table is in the shape of a rectangle, 2 m by 1.25 m.
The pressure on the table due to the box is 42 newtons/m2
Work out the force exerted by the box on the table.
(3)
| Scheme | Marks |
|---|---|
| (area =) 2 × 1.25 (= 2.5) | M1 |
| (\(F\) =) 42 × “2.5” or \(42 = \dfrac{F}{\text{``}{2.5}\text{''}}\) | M1 |
| 105 | A1 |
| (3) | |
| (3 marks) |
Notes
M1: Correct substitution into pressure formula
A1: cao