Question

A brick weighing 45 N and having dimensions 25 cm × 10 cm × 5 cm is kept on the ground in three  different ways. Calculate its pressure in these three cases..​

Answer 1

Answer:

Answer

P=

A

F

(i) Taking base as 25cm×10cm

P=

250×10

−4

40

=1.6kPa

(ii) Taking base as 25cm×5cm

P=

125×10

−4

40

=3.2Pa

(iii) Taking base as 10cm×5cm

P=

50×10

−4

40

=8kPa