A.rusts
B.is magnetised
C.is heated
D.melts
Related Mcqs:
- Diamagnetic materials are
- The consitituent which has a powerful softening effect on cast iron and its presence in cast iron reduces the ability of the iron to retain carbon in chemical combination, is
- For a sensible heating the air is passed over a heating coil which may be
- The difference between two specific heats of a gas is equal to universal constant when
- Ferromagnetic alpha iron change to paramagnetic alpha iron at
- Chemical composition of rock does not change in:
- The ?H is constant in a chemical change and independent upon the path and time taken. This is known as
- For stress relieving, castings are
- A chemical reaction occurs when the energy of the reacting molecules is
- Delta iron occurs at temperature in the range of
