Question 31 : The electrolyte is placed in a special type of cell known as____________
1. Conductivity cell
2. Conductance cell
3. Equivalent cell
4. Conduction cell
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Question 32 : Mercuric chloride is a strong electrolyte.
1. True
2. False
3.
4.
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Question 33 : The specific conductance of the electrolyte ___________on dilution.
1. Increases
2. Decrease
3. Slightly increases
4. Cannot be determined
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Question 34 : Specific conductance is expressed in terms of__________
1. Ohm/cm
2. Ohm.cm
3. Ohm^-1 cm^-1
4. Ohm^-1 cm
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Question 35 : Corrosion between the dissimilar metals is called as__________
1. Galvanic corrosion
2. Dry corrosion
3. Oxidation corrosion
4. Concentration cell corrosion
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Question 36 : Dry corrosion takes place in__________
1. Homogeneous solutions
2. Heterogeneous solutions
3. Neither homogeneous nor heterogeneous
4. Both homogeneous and heterogeneous solutions
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Question 37 : The emf of the Weston standard cell is __________ at 20^oC.
1. 16.7989V
2. 5.2572V
3. 1.0183V
4. 0V
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Question 38 : Electronation is also called as ___________electrode.
1. Oxidation
2. Reduction
3. Electrifying
4. Electro chemical cell
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Question 39 : In standard hydrogen electrode, concentration of hydrogen is____________
1. 0M
2. 0.5M
3. 1M
4. 1.5M
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Question 40 : In sand blasting, the atmospheric pressure is about __________
1. 25-100atm
2. 50-100atm
3. 70-100atm
4. 100-250atm
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