Question Number 72803 by mr W last updated on 03/Nov/19 Commented by mr W last updated on 03/Nov/19 $${a}\:{ball}\:{is}\:{thrown}\:{from}\:{point}\:{A}\:{with}\:{a} \\ $$$${speed}\:{u}.\:{after}\:{striking}\:{a}\:{point}\:{on}\:{the} \\ $$$${inclined}\:{plane},\:{it}\:{returns}\:{back}\:{to}\:{its} \\ $$$${original}\:{position}.\:{if}\:{the}\:{coefficient}\:{of}…
Question Number 138336 by mr W last updated on 12/Apr/21 Commented by mr W last updated on 12/Apr/21 $${uniform}\:{rod}\:{with}\:{length}\:{L}\:\left(>{s}\right)\:{and}\: \\ $$$${mass}\:{m},\:{cube}\:{with}\:{side}\:{length}\:{s}\:{and}\: \\ $$$${mass}\:{M}.\:{one}\:{end}\:{of}\:{the}\:{rod}\:{is}\:{hinged}.\: \\ $$$${no}\:{friction}.…
Question Number 72741 by Rio Michael last updated on 01/Nov/19 Commented by Rio Michael last updated on 01/Nov/19 $${the}\:{image}\:{above}\:{shows}\:{a}\:{section}\:{of}\:{a}\:{bridge}\:.\: \\ $$$${the}\:{force}\:{acting}\:{vertically}\:{from}\:{P}\:{is}\:\mathrm{400}{N}\:{and}\:{the}\:{force} \\ $$$${acting}\:{horizontally}\:{at}\:{P}\:{is}\:\mathrm{300}{N}. \\ $$$${Find}\:{the}\:{magnitude}\:{of}\:{the}\:{force}\:{X},\:{given}\:{that}\:{the}\:{point}\:{P}\:{is}…
Question Number 72563 by ajfour last updated on 30/Oct/19 Commented by ajfour last updated on 30/Oct/19 $${Find}\:{u}_{{min}} \:{for}\:{the}\:{stone}\:{to}\:{hit} \\ $$$${the}\:{sphere}\:{anywhere}. \\ $$ Answered by mr…
Question Number 72560 by Umar last updated on 30/Oct/19 Commented by Umar last updated on 30/Oct/19 $$\mathrm{solve}\:\mathrm{3}\:\mathrm{and}\:\mathrm{4}\:\mathrm{pls} \\ $$ Commented by TawaTawa last updated on…
Question Number 72519 by ajfour last updated on 29/Oct/19 Commented by ajfour last updated on 29/Oct/19 $${I}\:{mean}\:{with}\:{the}\:{stone}\:{in}\:{the}\:{hand}, \\ $$$${giving}\:{it}\:{the}\:{minimum}\:{velocity}. \\ $$ Answered by mr W…
Question Number 72479 by ajfour last updated on 29/Oct/19 Commented by ajfour last updated on 29/Oct/19 $${Find}\:{Tensions}\:{T}_{{a}} \:{and}\:{T}_{{b}} . \\ $$ Terms of Service Privacy…
Question Number 137986 by ajfour last updated on 08/Apr/21 Commented by ajfour last updated on 08/Apr/21 $${Find}\:{maximum}\:{speed}\:{gained} \\ $$$${by}\:{cylinder}\:{if}\:{motion}\:{is} \\ $$$${initiated}.\:{Bottom}\:{corner}\:{is} \\ $$$${hinged}\:{to}\:{ground}. \\ $$…
Question Number 72435 by ajfour last updated on 28/Oct/19 Commented by ajfour last updated on 28/Oct/19 $${The}\:{parabolic}\:{surface}\:{is}\:{y}={x}^{\mathrm{2}} . \\ $$$${Find}\:{time}\:{period}\:{of}\:{small}\: \\ $$$${oscillations}\:{of}\:{the}\:{rod}.\: \\ $$$$\left({the}\:{end}\:{wheels}\:{are}\:{small}\right). \\…
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