Which one of the following statements is true regarding pressure?
A. Pressure is a scalar quantity
B. Pressure is a vector quantity
C. Pressure is a scalar quantity only when the area is infinitesimally small
D. Pressure is a vector quantity only when the area is infinitesimally small
Answer:A
Which one of the following statements is true regarding pressure?
A. Pressure is a scalar quantity B. Pressure is a vector quantity C. Pressure is a scalar quantity only when the area is infinitesimally small D. Pressure is a vector quantity only when the area is infinitesimally small