The elastic strain energy of a unit length of an edge dislocation as compared to that of a screw dislocation is____________________?

Related Mcqs:

1. Free energy change at equilibrium is____________________?

   A. Zero
   B. Positive
   C. Negative
   D. Indeterminate

2. Total energy at a point comprises of _____________ energy?

   A. Potential & kinetic
   B. Pressure
   C. Internal
   D. All A., B. & C.

3. The most serious manufacturing defect from fracture toughness point of view is____________________?

   A. Surface roughness
   B. Pores
   C. Spherical inclusion
   D. Crack

4. Consider the equilibrium A(g) + B(g) = AB(g). When the partial pressure of A is 10-2 atm, the partial pressure of B is 10-3 atm and the partial pressure of AB is 1 atm, the equilibrium constant ‘K’ is____________________?

   A. 10 atm-1
   B. 105 atm-1
   C. 10 (dimensionless)
   D. 105 (dimensionless)

5. Work done in case of free expansion is____________________?

   A. Indeterminate
   B. Zero
   C. Negative
   D. None of these

6. Fugacity and pressure are numerically equal, when the gas is____________________?

   A. In standard state
   B. At high pressure
   C. At low temperature
   D. In ideal state

7. Specific volume of an ideal gas is____________________?

   A. Equal to its density
   B. The reciprocal of its density
   C. Proportional to pressure
   D. None of these

8. The difference between isothermal compressibility and adiabatic compressibility for an ideal gas is____________________?

   A. 0
   B. +ve
   C. -ve
   D. ∞

9. The unity of Planck’s constant ‘h’ in the equation, E = hv is____________________?

   A. J/s
   B. J.S
   C. J/kmol
   D. kmol/J

10. The OH- concentration in a solution having pH value 3 is____________________?

    A. 10-3
    B. 10-10
    C. 10-11
    D. 10-13