NURSING ANM AND GNM

NURSING EXAM QUESTIONS

PHARMACEUTICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Creep test evaluates visco elastic properties of
A
Ointment
B
Suspension
C
Emulsion
D
All the above
Explanation: 

Detailed explanation-1: -The objective of a creep test is to predict the life span of a material under certain operating conditions. How are creep tests performed? For a creep test, the specimen is subjected to increased temperature conditions for an extended period of time and loaded with a constant tensile force or tensile stress.

Detailed explanation-2: -2 Viscoelastic property. Viscoelastic or viscoplastic behavior of a material shows itself in various ways, such as creep under constant load, time-dependent recovery of deformation followed by load removal, stress relaxation under constant deformation, and time-dependent creep rupture.

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