polyamide
polyester
polyolefin
addition polymer
✅ The correct answer is option B.
Chemical Engineering MCQs
Gibbs phase rule finds application, when heat transfer occurs by
A. Conduction
B. Convection
C. Radiation
D. Condensation
✅ The correct answer is option D.
The internal energy of an incompressible fluid depends upon its
A. Pressure
B. Temperature
C. Both A & B
D. Neither A nor B
✅ The correct answer is option B.
Which of the following is not a polyolefin ?
Polystyrene
Polypropylene
Neoprene
None of these
✅ The correct answer is option C.
Buna-S is also known as
teflon
PTFE
SBR
polycrylates
✅ The correct answer is option C.
Alkyd resin e.g., glyptal resin formed by phthalic anhydride and glycerene is not used
for surface coating of automobiles & air crafts.
for fibre making.
as plasticiser for PVC & nitrocellulose.
for film forming materials.
✅ The correct answer is option B.
Main constituent of cotton fibre is
lignin
cellulose
starch
gelatine
✅ The correct answer is option B.
Pressure-enthalpy chart is useful in refrigeration. The change in internal energy of an ideal fluid used in ideal refrigeration cycle is
A. Positive
B. Negative
C. Zero
D. Infinity
✅ The correct answer is option C.
The value of gas constant ‘R’ is
A. 1.987 cal/gm mole °K
B. 1.987 BTU/lb. mole °R
C. Both A and B
D. Neither A nor B
✅ The correct answer is option C.
Clausius – Clayperon equation is applicable to __________ equilibrium processes.
A. Solid-vapor
B. Solid-liquid
C. Liquid-vapor
D. All of the above
✅ The correct answer is option D.