1. As per international norms, the maximum permissible value of noise level in the industrial environment is __________ decibels as measured at a distance of 1.5 metres from the source of noise.
2. The following type of bonding is strongly directional in solids.
3. The temperature at which ferromagnetic material can no longer be magnetised by the outside forces, is termed as the
4. Non-ferrous alloys used for making cutting tools need not have high
5. The gases used in the treatment of asthma is a mixture of __________ and oxygen.
6. Magnetic permeability of iron is increased by its
7. The yield point in fatigue loading compared to that in static loading is less. The ratio of ultimate tensile strength to endurance limit of a material subjected to fatigue loading is
8. FeO(s) + CO(g) = Fe(s) + CO2(g), k = 0.435 at 1173 E; At equilibrium, what will be the number of moles of CO gas required to reduce one mole of FeO at 1173 K?
9. Material of construction of foundary crucible is
10. Material of construction of foundary crucible is
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- Chemical Engineering Basics - Section 11
- Chemical Engineering Basics - Section 12