Question Number 29254 by Tinkutara last updated on 06/Feb/18 Commented by Tinkutara last updated on 06/Feb/18 Find the exact velocity vectors with x and y components. e=1/3 Theta=60° m=3 kg M=8 kg L=6 m u=25 m/s Tell me your final answers so that I can check whether its correct or not. Answered by mrW2 last updated on 06/Feb/18 $${u}_{\mathrm{1}{x}}…
Question Number 29217 by NECx last updated on 05/Feb/18 $${The}\:{velocity}\:{of}\:{a}\:{physical}\:{system} \\ $$$${is}\:{given}\:{by}\:{V}=\left\{\sqrt{\left({p}+\mathrm{1}/{n}\right)}\right\}/{x} \\ $$$${where}\:{p}={pressure}.\:{Find}\:{the} \\ $$$${dimensions}\:{of}\:{n}\:{and}\:{x} \\ $$ Answered by ajfour last updated on 05/Feb/18…
Question Number 29216 by NECx last updated on 05/Feb/18 $${A}\:{horizontal}\:{force}\:{of}\:\mathrm{0}.\mathrm{8}{N}\:{is} \\ $$$${required}\:{to}\:{pull}\:{a}\:\mathrm{5}{kg}\:{block}\:{across} \\ $$$${a}\:{table}\:{top}\:{at}\:{a}\:{constant}\:{speed}. \\ $$$${With}\:{the}\:{block}\:{initially}\:{at}\:{rest},{a} \\ $$$$\mathrm{20}{g}\:{bullet}\:{fired}\:{horizontally}\:{into} \\ $$$${the}\:{block}\:{to}\:{slide}\:\mathrm{1}.\mathrm{5}{m}\:{before} \\ $$$${coming}\:{to}\:{rest}\:{again}.{Determine} \\ $$$${the}\:{speed}\:{v}\:{of}\:{the}\:{bullet},{where} \\…
Question Number 29212 by NECx last updated on 05/Feb/18 $${A}\:{block}\:{of}\:{wood}\:{of}\:{mass}\:\mathrm{0}.\mathrm{6}{kg}\:{is} \\ $$$${balanced}\:{on}\:{top}\:{of}\:{vertical}\:{port} \\ $$$$\mathrm{2}{m}\:{high}.{A}\:\mathrm{10}{g}\:{bullet}\:{is}\:{fired} \\ $$$${horizontally}\:{into}\:{the}\:{block}\:{and} \\ $$$${the}\:{embedded}\:{bullet}\:{land}\:{at}\:{a}\:\mathrm{4}{m} \\ $$$${from}\:{the}\:{base}\:{of}\:{the}\:{port}.{Find} \\ $$$${the}\:{initial}\:{velocity}\:{of}\:{the}\:{bullet}. \\ $$ Commented…
Question Number 29213 by NECx last updated on 05/Feb/18 $${Two}\:{masses}\:{m}\:{and}\:\mathrm{2}{m},{approach} \\ $$$${each}\:{l}\:{along}\:{a}\:{path}\:{at}\:{right} \\ $$$${angle}\:{to}\:{each}\:{other}\:{and}\:{move}\:{off} \\ $$$${at}\:\mathrm{2}{m}/{s}\:{at}\:{angle}\:\mathrm{37}°\:{to}\:{the} \\ $$$${original}\:{direction}\:{of}\:{mass}\:{m}. \\ $$$${What}\:{where}\:{the}\:{initial}\:{speeds}\:{of} \\ $$$${the}\:{two}\:{particles}? \\ $$ Commented…
Question Number 29198 by ajfour last updated on 05/Feb/18 Commented by ajfour last updated on 05/Feb/18 $${uniform}\:{rod}. \\ $$ Answered by mrW2 last updated on…
Question Number 29118 by Tinkutara last updated on 04/Feb/18 Commented by Tinkutara last updated on 04/Feb/18 Use the values: e=3/5 m=7 kg M=15 kg u=30 m/s Theta=30° Commented by Tinkutara last updated on 04/Feb/18 Thank you very much Sir! I got the answer.…
Question Number 29093 by ajfour last updated on 04/Feb/18 Commented by ajfour last updated on 04/Feb/18 $${Two}\:{rods}\:{mutually}\:{joined}\:{at} \\ $$$${hinge}\:{H},\:{lie}\:{on}\:{a}\:{frictionless} \\ $$$${horizontal}\:{surface},\:{are}\:{hit}\:{by} \\ $$$${two}\:{point}\:{masses}\:{inelastically}. \\ $$$$\left({a}\right)\:{Find}\:{angular}\:{velocity}\:{of}\:{each}…
Question Number 29016 by ajfour last updated on 03/Feb/18 Commented by ajfour last updated on 03/Feb/18 $${Find}\:{maximum}\:{value}\:{of}\:\boldsymbol{{m}} \\ $$$${if}\:{bigger}\:{sphere}\:{has}\:{to}\:{remain} \\ $$$${in}\:{contact}\:{with}\:{wall}.{Assume} \\ $$$${friction}\:{coefficient}\:{large}\:{enough} \\ $$$${at}\:{all}\:{surfaces}.\:\:{r},\:{R}\:{constant}\:;…
Question Number 28940 by ajfour last updated on 01/Feb/18 Commented by ajfour last updated on 01/Feb/18 $$\left({i}\right)\:{Find}\:{tension}\:{in}\:{the}\:{three}\: \\ $$$${threads},\:{each}\:{of}\:{length}\:{l}. \\ $$$$\left({ii}\right)\:{Find}\:{tension}\:{for}\:{a}={b}={c}\: \\ $$$$\left({The}\:{blue}\:{triangle}\:{is}\:{a}\:{portion}\:{of}\right. \\ $$$$\left.{the}\:{roof}\:\right)\:.…