Density MCQs : This section focuses on the "Density" in Basic Chemical Engineering. These Multiple Choice Questions (MCQ) should be practiced to improve the Basic Chemical Engineering skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
The density more precisely, the volumetric mass density; also known as?
A. specific pressure
B. specific pressure
C. specific mass
D. specific gravity
Question 2
Density is?
A. mass per unit volume
B. mass per unit pressure
C. mass per unit weight
D. mass per unit volume * pressure
Question 3
Density of Air is?
A. 0.5
B. 0.8
C. 1
D. 1.2
Question 4
The reciprocal of the density of a substance is occasionally called its ?
A. specific pressure
B. specific gravity
C. specific volume
D. None of the above
Question 5
The effect of pressure and temperature on the densities of liquids and solids is small
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Question 6
Which of the following is not a unit of density?
A. Kg/m^3
B. N.s^2/m^4
C. g/cm^3
D. N/m^3
Question 7
A solid of density d is dropped in a liquid of density D, if d>D then,
A. Solid will completely sink
B. Solid will completely float
C. Solid will partially sink
D. None of the above
Question 8
What is the mass of a cube having surface area 24 m^2, and density 1 kg/m^3?
A. 1
B. 2
C. 4
D. 8
Question 9
Density of silver is?
A. 9000
B. 10500
C. 12000
D. 15000
Question 10
The density of a solution is the sum of mass (massic) concentrations of the components of that solution
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say