Question Number 228049 by Spillover last updated on 14/Mar/26 Answered by Kassista last updated on 14/Mar/26 $${in}\:{caseB},\:{part}\:{of}\:{the}\:{force},{F}\mathrm{sin}\:\left(\theta\right),\:{is}\:{being}\:{used}\:{upward} \\ $$$${which}\:{is}\:{useless},\:{thefore},\:{Person}\:{A}\:{is}\:{smarter} \\ $$ Commented by fantastic2 last…
Question Number 227903 by mr W last updated on 26/Feb/26 Commented by mr W last updated on 27/Feb/26 Commented by mr W last updated on…
Question Number 227868 by mr W last updated on 22/Feb/26 Commented by mr W last updated on 22/Feb/26 $$\mathrm{As}\:\mathrm{shown}\:\mathrm{in}\:\mathrm{the}\:\mathrm{figure}\:\mathrm{in}\:\mathrm{a}\:\mathrm{beaker}\:\mathrm{on}\: \\ $$$$\mathrm{a}\:\mathrm{horizontal}\:\mathrm{table}\:\mathrm{containing}\:\mathrm{some} \\ $$$$\mathrm{salt}\:\mathrm{water}\:\mathrm{an}\:\mathrm{ice}\:\mathrm{block}\:\mathrm{A}\:\mathrm{is}\:\mathrm{floating}\: \\ $$$$\mathrm{and}\:\mathrm{an}\:\mathrm{object}\:\mathrm{B}\:\mathrm{is}\:\mathrm{suspended}\:\mathrm{in}\:\mathrm{the}…
Question Number 227847 by mr W last updated on 21/Feb/26 Commented by mr W last updated on 21/Feb/26 Commented by fantastic2 last updated on 21/Feb/26…
Question Number 227831 by necx122 last updated on 20/Feb/26 $${If}\:{the}\:{roof}\:{beam}\:{load}\:{is}\:{given}\:{by} \\ $$$$\mathrm{10}{kN}/{m}\:{and}\:{the}\:{roof}\:{unit}\:{area}\:{load} \\ $$$${is}\:\mathrm{1}.\mathrm{2}{kN}/{m}^{\mathrm{2}} : \\ $$$$\left({i}\right)\:{Determine}\:{the}\:{imposed}\:{loads}\:{on} \\ $$$${beams}\:\mathrm{1}\:{and}\:\mathrm{2}\:\left({BM}−\mathrm{1}\:{and}\:{BM}−\mathrm{2}\right) \\ $$$$\left({ii}\right)\:{Load}\:{to}\:{be}\:{carried}\:{by}\:{column}\:\mathrm{1}\:{and} \\ $$$$\mathrm{2}\:\left({CT}−\mathrm{1}\:{and}\:{CT}−\mathrm{2}\right) \\ $$…
Question Number 227789 by mr W last updated on 18/Feb/26 Commented by mr W last updated on 18/Feb/26 $${find}\:{the}\:{period}\:{of}\:{oscillation}. \\ $$ Answered by mahdipoor last…
Question Number 227710 by mr W last updated on 15/Feb/26 Commented by mr W last updated on 15/Feb/26 After the ice block in salt-water melts, the pressure exerted by the liquid on the bottom of the cup will ( ). Options: A. Increase B. Decrease C. Remain unchanged D. Cannot be determined Answered by mr W last updated…
Question Number 227670 by mr W last updated on 12/Feb/26 Commented by mr W last updated on 13/Feb/26 $${an}\:{interesting}\:{old}\:{question}\:{reposted}: \\ $$$${what}\:{is}\:{the}\:{largest}\:{length}\:{of}\:{a}\:{thin} \\ $$$${stick}\:{which}\:{can}\:{rest}\:{with}\:{one}\:{end} \\ $$$${inside}\:{the}\:{cup}\:{as}\:{shown}?…
Question Number 227561 by mr W last updated on 08/Feb/26 Commented by mr W last updated on 08/Feb/26 $${question}\:{as}\:{Q}\mathrm{227521},\:{all}\:{blocks} \\ $$$${have}\:{same}\:{size}\:{and}\:{roughness},\:{but} \\ $$$${different}\:{weights}. \\ $$$${block}\:{no}.\:\mathrm{1}\:{has}\:{the}\:{weight}\:\mathrm{1}{N}.…
Question Number 227521 by mr W last updated on 07/Feb/26 Commented by mr W last updated on 08/Feb/26 As shown in the figure, 100 wooden blocks, each with weight 5 N, are clamped by two forces of magnitude F from the left and right. All contact surfaces have the same roughness. What is the friction force between block No. 27 and block No. 28? Commented by MrAjder last updated on…