कंक्रीट संरचनाओं के डिज़ाइन के लिए, क्रमशः प्रत्यक्ष संपीड़न (direct compression) और नमन (flexure) के तहत कंक्रीट का विफलता प्रतिबल (failure strain) ______ और ______ होता है।

Which of the following is categorized as a long-term loss of prestress in a prestressed concrete member?

As per IS 456:2000, in the limit state design of a flexural member, the strain in the reinforcing bars under tension at the ultimate state should not be less than ______ (where fy is the characteristic strength of steel and Es is the modulus of elasticity of steel).