40 cm X 50 cm and having a weight of 120 kgf. on::iv. Calculate the pressure exerted by a coolie standing at a bus stop

40 cm X 50 cm and having a weight of 120 kgf. on::iv. Calculate the

1.	40 cm X 50 cm and having a weight of 120 kgf. on::iv. Calculate the pressure exerted by a coolie standing at a bus stop
Answer» The FORCE exerted by coolie (=mg) and displacement, both are in upward ... (ii) a coolie standing with a load of 12 kgf on his HEAD. ... A BOY of mass m CLIMBS up a staircase of vertical height