First slide

Fluid statics

Question

A rectangular boat floating in water has length 4 m and breadth 1.5 m. A person gets into the boat as a result of which the boat sinks by 2 cm. Mass of the person is :

Easy

A

80 kg
B

100 kg
C

120 kg
D

92 kg

Solution

Weight of man =weight of additional displaced water
$= V_{in} ρ_{w} g Mg = (4 \times 1.5 \times 2 \times 10^{- 2}) \times 10^{3} \times g \Rightarrow M = 120 kg$

Get Instant Solutions

When in doubt download our app. Now available Google Play Store- Doubts App

Recieve an sms with download link

Doubts App

OR

SCAN ME

Doubts App

Doubts App