With increase in temperature, the rate of extraction in leaching (solidliquid extraction system).
(A) Increases
(B) Decreases
(C) Remain unaffected
(D) Increases Linearly
Description : With increase in solvent rate, the number of transfer units, NtoG, for a fixed degree of absorption from a fixed amount of gas (A) Increases (B) Decreases (C) Decreases linearly (D) Remain unaffected
Last Answer : (B) Decreases
Description : With increase in temperature, the equilibrium conversion of a reversibleexothermic reaction (A) Decreases (B) Increases (C) Remain unaffected (D) Decreases linearly with temperature
Last Answer : (A) Decreases
Description : With decrease in temperature, the equilibrium conversion of a reversible endothermic reaction (A) Decreases (B) Increases (C) Remain unaffected (D) Increases linearly with temperature
Description : With increase in gas rate, the number of transfer units, NtoG, for a fixed degree of absorption by a fixed amount of solvent (A) Increases (B) Decreases (C) Decreases linearly (D) Remains unaffected
Last Answer : (A) Increases
Description : With increase in the order of reaction (for all positive reaction orders), the ratio of the volume of mixed reactor to the volume of plug flow reactor (for identical feed composition, flow rate and conversion). (A) Increases (B) Decreases (C) Remain same (D) Increases linearly
Description : With increase in the discounted cash flow rate of return, the ratio of the total present value to the initial investment of a given project (A) Decreases (B) Increases (C) Increases linearly (D) Remain constant
Description : With increase in temperature, the total emissivity of conductors (A) Increases (B) Decreases (C) Remain same (D) Decreases linearly
Description : With increase in temperature, the vapor pressure of liquids (A) Increases (B) Increases linearly (C) Decreases (D) Remain constant
Description : With increase in reduced temperature, the fugacity co-efficient of a gas at constant reduced pressure (A) Increases (B) Decreases (C) Remain same (D) Decreases linearly
Description : With increase in temperature, the surface tension of water (A) Increases (B) Decreases (C) Remain constant (D) Increases linearly
Last Answer : Option B
Description : With increase in the ratio of orifice diameter to pipe diameter in case of an orificemeter, the overall pressure loss (A) Decreases (B) Increases (C) Remain constant (D) Increases linearly
Last Answer : (C) Remain constant
Description : With the increase in depth, the hydrostatic pressure in an un-accelerated incompressible fluid (in a constant gravitational field) (A) Decreases (B) Increases linearly (C) Increases exponentially (D) Remain constant
Last Answer : (B) Increases linearly
Description : With increase in K2 /K1 in case of a unimolecular type elementary reactions as shown in the bellow figure, the fractional yield of 'R' in mixed reactor (for a given conversion of 'A'). (A) Decreases (B) Increases (C) Increases linearly (D) Remain same
Description : With increase in compression ratio, the efficiency of the otto engine (A) Increases (B) Decreases (C) Remain constant (D) Increases linearly
Description : For a stable phase at constant pressure and temperature, the fugacity of each component in a binary system __________ as its mole fraction increases. (A) Decreases (B) Increases (C) Remain same (D) Decreases linearly
Last Answer : (B) Increases
Description : With increase in the distance between the heat source and the object receiving the heat, the radiation heat transfer (A) Decreases (B) Increases (C) Increases exponentially (D) Remain unaffected
Description : With an increase in pressure in gaseous phase chemical reactions, the fractional conversion __________ when the number of moles decreases. (A) Increases (B) Decreases (C) Remain unaffected (D) Unpredictable from the data
Description : The equilibrium constant of chemical reaction __________ in the presence of catalyst. (A) Increases (B) Decreases (C) Remain unaffected (D) Can either increase or decrease (depends on the type of catalyst)
Last Answer : (C) Remain unaffected
Description : With increase in temperature, the rate of leaching increases, because the (A) Diffusivity of solute increases (B) Viscosity of solvent decreases (C) Thermal conductivity of solute increases (D) None of these
Last Answer : (A) Diffusivity of solute increases
Description : The dynamic viscosity of gases __________ with rise in temperature. (A) Remain unaffected (B) Increases (C) Decreases (D) None of these
Last Answer : Answer: Option B
Description : Dynamic viscosity of most of the liquids with rise in temperature (A) Increases (B) Decreases (C) Remain unaffected (D) Unpredictable
Description : The dynamic viscosity of the liquid __________ with rise in temperature. (A) Remain unaffected (B) Increases (C) Decreases (D) None of these
Last Answer : Answer: Option C
Description : Dynamic viscosity of most of the gases with rise in temperature (A) Increases (B) Decreases (C) Remain unaffected (D) Unpredictable
Last Answer : Answer: Option A
Description : For a fixed number of ideal stages in a distillation column, as the reflux ratio is increased, the difference in composition between the top and bottom product streams (A) Increases (B) Decreases (C) Remain unaffected (D) Passes through a maximum
Description : The equilibrium constant of a catalytic chemical reaction __________ due to the presence of a catalyst. (A) Increases (B) Decreases (C) Remain unaffected (D) Unpredictable from the data
Description : With increase in drum speed, in a rotary drum filter, the filtration rate (A) Increases (B) Increases linearly (C) Decreases (D) Is not affected
Description : With increase in absolute humidity, the dew point of an unsaturated mixture of air and water vapor (at constant pressure and temperature). (A) Increases (B) Remains unchanged (C) Decreases (D) Decreases linearly
Description : With increase in temperature, the equilibrium constant at constant pressure (Kp) for oxidation of sulphur dioxide (A) Increases (B) Increases linearly (C) Decreases (D) Decreases linearly
Last Answer : (C) Decreases
Description : With increase in temperature, the atomic heat capacities of all solid elements (A) Increases (B) Decreases (C) Remains unchanged (D) Decreases linearly
Description : In an isothermal atmosphere, the pressure (A) Decreases linearly with elevation (B) Remain constant (C) Varies in the same way as the density (D) Increases exponentially with elevation
Description : The relative heat absorption for successively added equal areas of boiler convection heating surfaces__________ (A) Increases (B) Decreases (C) Remain unaffected (D) First increases and then decreases
Description : If the radius of blood vessels of a person decreases his/her blood pressure will (1) increase (2) decrease (3) remain unaffected (4) increase for males and decrease for females
Last Answer : (1) increase Explanation: An obese person has a greatly increased number of blood vessels because of the amount of adipose tissue that must be serviced. As a result, the total length of his or ... words, the smaller the diameter of the vessel, the greater the resistance it offers to blood flow.
Last Answer : increase
Description : During electrical desalting of crude oil, the electrical conductivity of a mixture of crude oil and water (which ranges between 3 to 8% water) __________ with increase in the amount of water. (A) Decreases (B) Increases (C) Remains unchanged (D) Decreases linearly
Description : With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge (A) Increases (B) Decreases (C) Remains constant (D) Increases linearly
Description : . In a distillation column, with increase in the reflux ratio, the heat removed in the cooler (A) Increases (B) Decreases (C) Remains unaffected (D) And the heat required in reboiler decreases
Description : With increase in temperature, the leaching rate increases because of the (A) Increased diffusivity (B) Decreased viscosity of liquid (C) Both (A) and (B) (D) Neither (A) nor (B)
Last Answer : (C) Both (A) and (B)
Description : With increase in temperature, the leaching rate increases due to (A) Decreased liquid viscosity (B) Increased diffusivity (C) Both (A) and (B) (D) Neither (A) nor (B)
Description : Viscosity of gases __________ with increase in temperature. (A) Increase very rapidly (B) Increase slowly (C) Decrease slowly (D) Remain unaffected
Last Answer : (B) Increase slowly
Description : Pick out the wrong statement pertaining to solvent extraction of oil. Rate of extraction (A) Decreases with decrease of thickness of the flakes (B) Increases with the increasing flake size ... considerably with the rise of temperature (D) Decreases as the moisture content of flakes increases
Last Answer : (D) Decreases as the moisture content of flakes increases
Description : With increase in temperature, the solubility of gases in liquids, at fixed pressure (A) Increases (B) Decreases (C) Remain same (D) Either (A) or (B), depends on the system
Description : How the interest-level of a country is affected by FDI? (1) increases (2) decreases (3) remains unaffected (4) there is increase or decrease
Last Answer : (2) decreases Explanation: A higher international interest rate will decrease FDI since it means a higher cost of fund in international market, and vice versa. Interest rate is a measure of the cost of capital ... to a decrease in FDI. Interest rate and FDI can both be the cause and effect of other.
Description : Increase amount of non-grain material on the straw walker _______ the walker losses a) Decreases b) Increases c) Unaffected d) Equal
Last Answer : b) Increase
Description : How the interest-level of a country is affected by FDI ? (1) increases (2) decreases (3) remains unaffected (4) there is increase or decrease
Last Answer : decreases
Description : The filtrate flow rate in constant pressure filtration (A) Continuously increases (B) Continuously decreases (C) Remain constant throughout (D) May increase or decrease; depends on the pressure
Last Answer : (B) Continuously decreases
Description : With increase in the mass velocity of the gas, the rate of drying during the constant rate period __________, if the conduction and radiation through the solid are negligible. (A) Increases (B) Decreases (C) Remain same
Description : With increase in the shear rate, the apparent viscosity of pseudo-plastic fluids (A) Increases (B) Decreases (C) Remain same (D) May increase or decrease; depends on the magnitude of shear rate
Description : As the chemical reaction proceeds, the rate of reaction (A) Increases (B) Decreases (C) Remain same (D) May increase or decrease depending on the type of reaction
Description : Temperature of the product during ultrafine grinding (A) Increases (B) Decreases (C) Remain constant (D) May increase or decrease; depends on the material being ground
Description : For the flow of gases through a capillary, with increase in temperature, the permeability __________ as per Knudsen law. (A) Increases (B) Decreases (C) Remain same (D) Either (A) or (B); depends on the gas