Proctor Compaction Test – MCQ

Proctor Compaction Test – MCQ

1. Who was the first person to demonstrate the relation between the water content and dry density of the soil

SOP of DM Water Analysis | DM Water...
SOP of DM Water Analysis | DM Water testing methods

a) Proctor
b) William Albrecht
c) Charles Darwin
d) Selman Waksman

View Answer

a) Proctor

2. The capacity of the mould used in standard Proctor Compaction Test is

a) 1/20 cft
b) 1/30 cft
c) 1/36 cft
d) 1/42 cft

View Answer

b) 1/30 cft

3. The volume of mould in standard proctor test is

a) 1.415 Liter
b) 0.944 Liter
d) 0.787 Liter
e) 0.674 Liter

View Answer

b) 0.944 Liter

[Note – Question number (2) and (3) both are same, the only difference is their unit. In the second question, it is in ‘cft’, and in 3 question it is in ‘Liter’.]

4. Dimensions of mould used in standard proctor compaction test is

a) Dia 4 inches, and height 4.6 inches
b) Dia 4.6 inches, and height 4 inches
c) Dia 4.3 inches, and height 4.6 inches
d) Dia 4 inches, and height 4.3 inches

View Answer

5. How many blows of rammer are recommended for each layer in case of a standard proctor test?

a) 15
b) 25
c) 27
d) 35

View Answer

b) 25

6. The weight of the rammer used in the standard proctor compaction test is

a) 1.5 lb
b) 2.5 lb
c) 3.5 lb
d) 5.5 lb

View Answer

d) 5.5 lb

7. In standard proctor test, the rammer is allowed to fall under gravity from a height of

a) 8 inches
b) 12 inches
c) 14 inches
d) 18 inches

View Answer

b) 12 inches

8. The weight of the rammer used in case of modified proctor test is

a) 5.5 lb
b) 6.6 lb
c) 10 lb
d) 12 lb

View Answer

d) 12 lb

9. In modified proctor test, the rammer is allowed to fall under gravity from a height of

a) 8 inches
b) 12 inches
c) 14 inches
d) 18 inches

View Answer

d) 18 inches

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Soil Stabilization – MCQ