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Question-183524

Question Number 183524 by aurpeyz last updated on 26/Dec/22 Answered by mr W last updated on 26/Dec/22 $${M}={P}×\mathrm{2}{l}+{q}×{l}×\left({l}+\frac{{l}}{\mathrm{2}}\right)=\mathrm{2}{Pl}+\frac{\mathrm{3}{ql}^{\mathrm{2}} }{\mathrm{2}} \\ $$$${W}=\frac{{a}^{\mathrm{3}} }{\mathrm{6}} \\ $$$$\sigma_{{max}} =\frac{{M}}{{W}}=\frac{\mathrm{2}{Pl}+\frac{\mathrm{3}{ql}^{\mathrm{2}}…

Question-117989

Question Number 117989 by zakirullah last updated on 14/Oct/20 Answered by TANMAY PANACEA last updated on 14/Oct/20 $$\mathrm{12}=\mathrm{2}^{\mathrm{2}} ×\mathrm{3} \\ $$$$\mathrm{15}=\mathrm{3}×\mathrm{5} \\ $$$$\mathrm{18}=\mathrm{3}^{\mathrm{2}} ×\mathrm{2} \\…

Question-183527

Question Number 183527 by aurpeyz last updated on 26/Dec/22 Commented by aurpeyz last updated on 26/Dec/22 $${The}\:{bar}\:{is}\:{under}\:{the}\:{action}\:{of}\:{axial}\: \\ $$$${concentrated}\:{force}\:{P}\:{and}\:\mathrm{2}{P}\:\left({P}=\mathrm{10}{KN}\right). \\ $$$${Area}\:{of}\:{constant}\:{cross}\:{section}\:{of}\:{bar}\:{is} \\ $$$${equal}\:{F},\:{Young}'{s}\:{modulus}\:{of}\:{bar}\:{material} \\ $$$${is}\:{equal}\:{E}.\:…

When-a-bipolar-transistor-is-turned-on-according-to-a-scheme-with-a-common-base-the-current-gain-coefficient-is-0-975-What-will-be-the-current-gain-of-a-bipolar-transistor-if-it-is-turned-on-acc

Question Number 183521 by aurpeyz last updated on 26/Dec/22 $${When}\:{a}\:{bipolar}\:{transistor}\:{is}\:{turned}\:{on}\: \\ $$$${according}\:{to}\:{a}\:{scheme}\:{with}\:{a}\:{common}\:{base},\: \\ $$$${the}\:{current}\:{gain}\:{coefficient}\:{is}\:\alpha=\mathrm{0}.\mathrm{975}. \\ $$$${What}\:{will}\:{be}\:{the}\:{current}\:{gain}\:{of}\:{a}\:{bipolar} \\ $$$${transistor}\:{if}\:{it}\:{is}\:{turned}\:{on}\:{according}\:{to} \\ $$$${a}\:{scheme}\:{with}\:{a}\:{common}\:{emitter}? \\ $$$${a}.\:\mathrm{18}.\mathrm{5} \\ $$$${b}.\:\mathrm{81} \\…