Question

Which of the following is/are true?

• A. Thrust is a force normal to a surface
• B. Pressure is defined as thrust by area
• C. Thrust is a vector
• D. Thrust is a scalar

Answer 1

Answer: (A), (B), (C)

The correct options are
A

Thrust is a force normal to a surface

B

Pressure is defined as thrust by area

C

Thrust is a vector

The part of the force normal to a surface it is called thrust. So, thrust has a magnitude as well as a direction which makes it a vector quantity.

Pressure, $P=\frac{Thrust}{Area}$