TERZAGHI‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•S_EXPERIMENT_SHOW_THAT_THE_VALUE_OF_K_(EMPIRICAL_CONSTANT)_VARIES_FROM_ABOUT________ABOVE_THE_CENTRE_OF_STRIP.?$#

• A. unity
• B. zero
• C. Less than unity
• D. None of the mentioned