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JSSC JE_CE BMC Quiz-3

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Question 1

Assertion [A]: Filed test are used to find colour, strength and fineness of cement

Reason[R]: Testing of cement is necessary before starting of construction.

Question 2

Assertion [A] : Sieve method , Sedimentation method , Air permeability method are fineness test

Reason[R]: Sedimentation test and Air permeability test measures surface area while sieve test measures grain size.

Question 3

Assertion [A] : Large size cube are not made to find compressive strength of cement.

Reason[R]: Cement can shrink and cracks can develop.

Question 4

Match the following

Question 5

Which of the following statement is not correct in relation with cement?

Question 6

Correct statement regarding final setting time is

I. Final setting should not be more than 10 hours.

II. To find final setting time cement paste is made of consistency 0.85 P

III. For final setting time test annual coller is attached in place of square needle

Question 7

Match the following

Question 8

The slump test is performed to check the _____.

Question 9

The rapid hardening Portland cement is obtained by ______.

Question 10

An ordinary Portland cement when tested for its fineness, should not leave any residue on I.S. Sieve No.9, more than _____.

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Nov 6AE & JE Exams