Building Materials
Hydraulic lime is obtained by

Burning of lime stone
Burning of kankar
Calcination of pure clay
Adding water to quick lime

ANSWER DOWNLOAD EXAMIANS APP

Building Materials
The thermosetting plastic

At 127°C to 177°C permanently set and further application of heat does not soften it
Becomes rigid when moulded at suitable pressure and temperature
Chars at 343°C
All listed here

ANSWER DOWNLOAD EXAMIANS APP