`chi_(1)` and `chi_(2)` are susceptinilities of diamagnetic substance at temperatures `T_(1)K` and `T_(2)K` respectively. Then

X_(1) and X_(2) are susceptbiltity of a paramagnetic material at temperature T_(1) K and T_(2)K respectively , then

x_1 and x_2 are susceptibility of a Paramagnetic material at temperatures T_1, K and T_2K respectively, then

x_1 and x_2 are susceptibility of a Paramagnetic material at temperatures T_1, K and T_2K respectively, then

If X_(1) and X_(2) are the susceptibilities of a diamagnetic substance at a absoulte temperature T_(1) and T_(2) where T_(2) gt T_(1) then

The velocity of sound waves in an ideal gas at temperatures T_(1) K and T_(2) are respectively v_(1) and v_(2) . The rms velocity of gas molecules at these two temperatures are w _(1) and e_(2) , respectively then

If relative permeability and magnetic susceptibility of paramagnetic substance are mu_(r) and chi_(m) respectively then ......

If k_(1) and k_(2) are rate constants at temperatures T_(1) and T_(2) respectively then according to Arrhenius equation :

For a given exothermic reaction , K_(p) and k'_(p) are the equilibrium constants at temperatures T_(1) and T_(2) respectively. Assuming that heat of reaction is constant in temperature range reaction is constant in temperature range between T_(1) and T_(2) , it is readily observed that

If K _(1) and K_(2) are the rate constants at temperatures T _(1) and T_(2) respectively and E _(a) is the activatino energy, then :