Lakshya Education MCQs

Question: Kopp's rule is concerned with the calculation of
Options:
 A. Thermal conductivity B. Heat capacity C. Viscosity D. Surface tension

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More Questions on This Topic :

Question 1. A reduction process is accompanied with increase in the
1.    Number of electrons
2.    Oxidation number
3.    Both A & B
4.    Neither A nor B
Question 2. In physical adsorption, as compared to chemisorption, the
1.    Quantity adsorbed per unit mass is higher
2.    Rate of adsorption is controlled by the resistance to surface reaction
3.    Activation energy is very high
4.    Heat of adsorption is very large
Question 3. Pick out the wrong unit conversion of calorific value.
1.    1 kcal/kg = 1.8 BTU/lb = 4.186 kJ/kg
2.    1 BTU/ft³ = 8.9 kcal/m³ = 0.038 MJ/m³
3.    1 BTU/lb = 2.3 kcal/kg
4.    1 kcal/m³ = 0.1124 BTU/ft³
Question 4. Pick out the wrong statement.
1.    Ten times dilution of a normal solution (N) reduces its normality to N/10
2.    When equal weights of oxygen and methane are mixed in an empty reactor at room temperature, then the fraction of total pressure exerted by the oxygen is 1/2
3.    Volume occupied by 9.034 x 1023 atoms of oxygen in ozone (O₃) at NTP will be 11200 c.c
4.    One kg mole of an ideal gas at N.T.P occupies 22400 Nm³
Question 5. Pick out the correct conversion.
1.    1 BTU =453.6 calories
2.    1 BTU = 252 calories
3.    1 calorie = 252 BTU
4.    1 calorie = 453.6 BTU