Building Materials The softest rock is Talc Marble Diamond Quartz Talc Marble Diamond Quartz ANSWER DOWNLOAD EXAMIANS APP
Building Materials The initial setting time for ordinary Portland cement as per IS specifications should not be less than 10 minutes 600 minutes 60 minutes 30 minutes 10 minutes 600 minutes 60 minutes 30 minutes ANSWER DOWNLOAD EXAMIANS APP
Building Materials First class timber has an average life of Less than one year 5 to 10 years 1 to 5 years More than 10 years Less than one year 5 to 10 years 1 to 5 years More than 10 years ANSWER DOWNLOAD EXAMIANS APP
Building Materials In a mortar, the binding material is Cement Cinder Sand Surkhi (brick-dust) Cement Cinder Sand Surkhi (brick-dust) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Permanent magnets are made of high carbon steel and 45% of cobalt 15% of cobalt 20% of cobalt 35% of cobalt 45% of cobalt 15% of cobalt 20% of cobalt 35% of cobalt ANSWER DOWNLOAD EXAMIANS APP
Building Materials A ferrous metal is Wrought iron Steel All of these Cast iron Wrought iron Steel All of these Cast iron ANSWER DOWNLOAD EXAMIANS APP
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