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A steel bar of length 'L' is subjected to uniform temperature increase 't', the bar is free to expand. Determine the amount of thermal stresses in the bar. E = Young's modulus of elasticity, α = coefficient expansion (or contraction) of the bar material

दीपमाला-उत्सव: कदा मन्यते?

Which of the following is NOT a mutation-based diseases? निम्नलिखित में से कौन सा उत्परिवर्तन - आधारित (Mutation - based) रोग नहीं है?

Find the value of K² − 3K, for which the number 58K764 is divisible by 11. 58K764 एक ऐसी संख्या है जो 11 से विभाज्य है, तो K² − 3K का मान ज्ञात कीजिए।

Which of the following tests is NOT used to test aggregate for its abrasion resistance in concrete works?

The number of people in a town increased by 3% at the beginning of each year. If the present population of the town is 30,00,000, then the population after three years will be:

In an electric circuit, flow of electric current is due to ……

Which of the following diagrams best indicate the relation between Intelligence, Anxiety and Strength? निम्नलिखित में से कौन सा आरेख बुद्धि, चिंता और शक्ति के बीच संबंध को सबसे अच्छी तरह दर्शाता है?