Saved Bookmarks
| 1. |
Calculate the pressure exerted by a brief which applies of a force of 2.5 Newton, when a) it is placed upright on the soil. b) when it is placed on its widest base. Dimensions of the bricks are 25cm*10cm*5cm |
|
Answer» Answer:since pressure=Force/Area when it is placed upright its LENGTH and breadth will be 10 & 5 respectively so area=10*5=50cm2= 0.005m2 Pressure=2.5N/0.005m2 =500N m-2 in CASE b it is placed on WIDEST base i.e. 25cm so area =25*10=2500cm2 =0.25m2 Pressure=2.5/0.25=10N m-2 Explanation: |
|