The dew point temperature lines on psychrometric charts are straight inclined sloping downwards to the right. When relative humidity of moist air is 100%, then_________________?

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About _________________ ton of coke is required in a cupola to produce one ton of casting ?

A. 0.03 B. 0.3 C. 0.8 D. 1.5...

The capacity of a spring to store energy is called the spring form co-efficient. Stiffness of a spring is measured by the____________________?

A. Ability to absorb shock B. Capacity to store energy C. Ratio of the wire & coil diameters D. Load to produce unit deflection...

In fluid flow, and heat and mass transfer, one encounters (i) kinematic velocity (μ), (ii) molecular diffusivity (ζ) and thermal diffusivity (α). The units of these quantities are ?

A. μ , α and θ all have units of m/s B. μ , α and θ all have units of m2/s C. α and θ have units of m2/s, while μ has unit of m/s D. α and θ have units of m/s, while μ has unit of m2/s...

An ideal material for making cooking vessels should have___________________?

A. High heat capacity B. Low heat capacity C. High thermal conductivity D. Both B. and C....

Leakage in a cooking gas cylinder is detected by___________________?

A. Radio-isotopes B. Pouring soap solution on the surface and locating the gas bubbles C. Halide torch D. Pungent smell of mercaptans present in the gas...