D63 FACE THE CHALLENGE
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32 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the IS code that specifies the method for determining setting time of cement?
Answer explanation
IS 4031 covers testing of cement properties including setting time.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which measuring instrument provides least count up to 0.02 mm?
Answer explanation
Vernier calipers measure up to 0.02 mm precision.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the typical batter (slope) provided in a trapezoidal retaining wall?
Answer explanation
1:8 is standard batter slope to counter soil pressure.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which device in leveling is used to check instrument horizontality?
Answer explanation
Bubble tube helps keep instrument level during leveling.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following scales allows measurements with decimal precision?
Answer explanation
Diagonal scales offer higher precision using decimal subdivisions.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The spacing of stirrups in a beam is reduced near:
Answer explanation
Stirrups are closely spaced at beam supports due to higher shear.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The property of cement to resist cracking due to heat of hydration is improved by:
Answer explanation
Lowering C3A reduces cracking due to heat of hydration.
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