Questions

The four bonds of carbon tetrachloride (CCl4) are polar, but the molecule is nonpolar because the bond polarity is cancelled by the symmetric tetrahedral shape. Hence, making the net dipole as zero and molecule as non-polar.

When other atoms substitute for some of the Cl atoms, the symmetry is broken and the molecule becomes polar.

The religious guru of Shivaji was Ram Das.

Two main measures for the efficiency of an algorithm are Time and Space.

Polo

9th BRICS summit was held in Xiamen, China with the theme "BRICS: Stronger Partnership for a Brighter Future".

EOF has been defined as #define EOF -1 n the file "stdio.h" and an unsigned char ranges from 0 to 255 hence when EOF is read from the file it cannot be accommodated in ch. Solution is to declare ch as an int.