Which of the following is an alloy of nickel and copper?

Molten ammonium nitrate is mixed with ground limestone in fertilizer plant in a________?

Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than ________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop?

Pipes for bi-cycle frames are made of ________ steel?

The half life period of a radioactive substance is best determined by counting the number of alpha particles emitted per second in a Geiger Muller counter from its known quantity. If the half life period of a radioactive substance is one month, then________?

Monel metal is an alloy of________?