Question Number 133487 by mr W last updated on 22/Feb/21 Commented by mr W last updated on 22/Feb/21 $${a}\:{ball}\:{is}\:{projected}\:{along}\:{the}\:{smooth} \\ $$$${floor}\:{and}\:{returns}\:{back}\:{after}\:{two} \\ $$$${times}\:{impact}\:{with}\:{the}\:{circular}\:{wall}. \\ $$$${if}\:{the}\:{restitution}\:{coefficient}\:{is}\:{e},…
Question Number 67660 by Rio Michael last updated on 29/Aug/19 Commented by Rio Michael last updated on 29/Aug/19 $${The}\:{above}\:\mathrm{2500}{kg}\:{car}\:{tows}\:{a}\:{a}\:{body}\:{of}\:{mass}\:\mathrm{25}{kg}\:\:{and}\:{producing}\:{an}\:{engine}\:{pull} \\ $$$${of}\:\mathrm{5000}{N}.\:{Calculate}\:{the}\:{tension}\:{in}\:{the}\:{spring}\:{pulling}\:{the}\:\mathrm{25}{kg}\:{body}. \\ $$ Commented by…
Question Number 67655 by ajfour last updated on 29/Aug/19 Commented by ajfour last updated on 29/Aug/19 $${If}\:{the}\:{man}\:{can}\:{provide}\:{a}\:{maximum} \\ $$$${acceleration}\:\boldsymbol{{a}}\:{to}\:{the}\:{boxes}\:{while} \\ $$$${he}\:{runs}\:{along},\:{find}\:{the}\:{friction} \\ $$$${coefficient}\:{of}\:{his}\:{shoes}\:{with} \\ $$$${ground}.\:\left({Assume}\:{the}\:{ground}\:{has}\right.…
Question Number 133143 by Study last updated on 19/Feb/21 $${what}\:{a}\:{quantity}\:{of}\:{pressure}? \\ $$ Commented by Dwaipayan Shikari last updated on 19/Feb/21 $${Pressure}=\frac{{Force}}{{Area}}=\frac{{N}}{{m}^{\mathrm{2}} } \\ $$ Commented…
Question Number 133056 by mr W last updated on 19/Feb/21 Commented by mr W last updated on 18/Feb/21 $${a}\:{ball}\:{is}\:{thrown}\:{from}\:{point}\:{A}\:{with} \\ $$$${speed}\:\boldsymbol{{u}}\:{at}\:{an}\:{angle}\:\boldsymbol{\theta}\:{to}\:{horizontal} \\ $$$${and}\:{strikes}\:{at}\:{a}\:{point}\:{on}\:{the}\: \\ $$$${inclined}\:{plane}\:{and}\:{returns}\:{back}\:{to}…
Question Number 132365 by mr W last updated on 13/Feb/21 Commented by mr W last updated on 13/Feb/21 $${Q}\:\mathrm{132102}\:{is}\:{solved}.\:{please}\:{review}. \\ $$ Commented by Ar Brandon…
Question Number 66629 by Sayantan chakraborty last updated on 17/Aug/19 Commented by Sayantan chakraborty last updated on 09/Sep/19 $$\mathrm{Can}\:\mathrm{anybody}\:\mathrm{solve}\:\mathrm{it}??? \\ $$ Terms of Service Privacy…
Question Number 66621 by lalitchand last updated on 17/Aug/19 Commented by lalitchand last updated on 17/Aug/19 $$\mathrm{8}\:\mathrm{iii} \\ $$ Commented by mr W last updated…
Question Number 132102 by mr W last updated on 14/Feb/21 Commented by mr W last updated on 16/Feb/21 $${a}\:{ball}\:{is}\:{thrown}\:{from}\:{point}\:{A}\:{with} \\ $$$${speed}\:\boldsymbol{{u}}\:{and}\:{strikes}\:{at}\:{a}\:{point}\:{B} \\ $$$${on}\:{the}\:{semispherical}\:{surface}\:{with} \\ $$$${radius}\:{R}\:{and}\:{returns}\:{back}\:{to}\:{point}\:{A}.…
Question Number 132102 by mr W last updated on 14/Feb/21 Commented bymr W last updated on 16/Feb/21 $${a}\:{ball}\:{is}\:{thrown}\:{from}\:{point}\:{A}\:{with} \\ $$ $${speed}\:\boldsymbol{{u}}\:{and}\:{strikes}\:{at}\:{a}\:{point}\:{B} \\ $$ $${on}\:{the}\:{semispherical}\:{surface}\:{with} \\…