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Question

A thrust of 20 N is acting on an area of 2 m2. How much pressure is acting on the surface?
  1. 40 N m2
  2. 5 N m2
  3. 10 N m2
  4. 20 N m2


Solution

The correct option is C 10 N m2
Given:
Thrust, F=20 N
Area, A=2 m2

Pressure is defined as the thrust acting per unit area.
P=FA
P=20 N2 m2
P=10 N m2

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