Q. The emf of a Deniell cell Zn | Zn²⁺ || Cu²⁺| Cu can be increased by

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Q. A hot short metal is

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Q. Corrosion rate can not be lowered by reducing the __________ of the corroding medium.

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Q. Routing in production, planning & control is concerned with the

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Q. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm².

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Q. Function of blow down valve in a boiler is to

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Q. Insulation of liquid surface can be achieved by __________ on top of its surface.

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Q. Consider an ideal solution of components A and B. The entropy of mixing per mole of an alloy containing 50 wt% B is

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Q. Out of the following, the lowest packing of atoms exists in __________ crystal lattice structure.

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Q. Cadmium in zinc leach liquor is removed by cementation using

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Q. Lead is poured into the joint between two- __________ pipes.

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Q. The concentration of (H⁺) ions is 4 x 10⁻⁵ in a solution. Then pH of the solution will be (Given log 4 = 0.6 )

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Q. Age hardening is connected with

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Q. With decrease in the grain size of a material, its creep resistance

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Q. __________ rubber is generally used for making 'O' rings used for vacuum sealings.

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Q. Gas turbine normally employs a constant __________ cycle.

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Q. Which of the following relationships is correct for relating the three elastic constants of an isotropic elastic material (where, E = Young's modulus, G = Modulus of rigidity or shear modulus v = Poisson's ratio) ?

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Q. Electrostatic separation of minerals from each other is based on their differences in the following property.

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Q. Natural water contains approximately __________ percent of heavy water.

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Q. The minimum temperature to which the water can be cooled in a cooling tower is the __________ temperature of air.

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