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UPSC Civil Service Exam Questions - Engineering

Q1:

Which one of the following is the nominal size of standard modular brick ?

A 25cm x 13cm x 8cm

B 25cm x 10cm x 8cm

C 20cm x 10cm x 10cm

D 20cm x 15cm x 10cm

ANS:D - 20cm x 15cm x 10cm

C is the correct answer. It's 20 * 10 * 10.