Answer:
pressure at depth 1 m is 3.098 ×
N/m²
Step-by-step explanation:
given data
depth = 3 m
air pressure = 3 ×
N/m²
to find out
pressure at depth 1 m
solution
we know air pressure is 3 ×
N/m² so at pressure 1 m will be
pressure = air pressure + water pressure at 1 m ............1
water pressure at 1 m is = ρ × g × h
water pressure = 1000 × 9.8 × 1
water pressure = 9800
so from equation 1
pressure = air pressure + water pressure at 1 m
pressure = 3 ×
+ 9800
pressure = 3.098 ×
so pressure at depth 1 m is 3.098 ×
N/m²