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Given-that-forces-F-1-and-F-2-position-vectors-r-1-and-r-2-F-1-2i-3j-N-r-1-i-2j-F-2-i-7j-N-r-2-3i-4j-Given-that-these-system-of-forces-form-a-couple-f

Question Number 87754 by Rio Michael last updated on 06/Apr/20 $$\mathrm{Given}\:\mathrm{that}\:\mathrm{forces}\:\mathrm{F}_{\mathrm{1}\:} \:\mathrm{and}\:\mathrm{F}_{\mathrm{2}} \:\mathrm{position}\:\mathrm{vectors}\:\mathrm{r}_{\mathrm{1}\:} \mathrm{and}\:\mathrm{r}_{\mathrm{2}} \\ $$$$\:\:\boldsymbol{\mathrm{F}}_{\mathrm{1}} \:=\:\left(\mathrm{2}\boldsymbol{{i}}\:+\:\mathrm{3}\boldsymbol{{j}}\right)\mathrm{N}\:\:\:\:\:\:\:\:\boldsymbol{\mathrm{r}}_{\mathrm{1}} =\:\boldsymbol{\mathrm{i}}\:+\:\mathrm{2}\boldsymbol{\mathrm{j}} \\ $$$$\:\:\:\boldsymbol{\mathrm{F}}_{\mathrm{2}} \:=\:\left(\alpha\boldsymbol{{i}}−\mathrm{7}\boldsymbol{{j}}\right)\:\mathrm{N}\:\:\:\:\:\:\:\:\boldsymbol{\mathrm{r}}_{\mathrm{2}} \:=\:\mathrm{3}\boldsymbol{\mathrm{i}}\:+\:\mathrm{4}\boldsymbol{\mathrm{j}} \\ $$$$\mathrm{Given}\:\mathrm{that}\:\mathrm{these}\:\mathrm{system}\:\mathrm{of}\:\mathrm{forces}\:\mathrm{form}\:\mathrm{a}\:\mathrm{couple} \\…

A-particle-exhibits-simple-hamornic-motion-such-that-d-2-x-dt-2-4x-0-Calculate-the-period-of-the-ocsillation-

Question Number 87752 by Rio Michael last updated on 06/Apr/20 $$\mathrm{A}\:\mathrm{particle}\:\mathrm{exhibits}\:\mathrm{simple}\:\mathrm{hamornic}\:\mathrm{motion}\:\mathrm{such}\:\mathrm{that} \\ $$$$\:\:\frac{{d}^{\mathrm{2}} {x}}{{dt}^{\mathrm{2}} }\:+\:\mathrm{4}{x}\:=\:\mathrm{0} \\ $$$$\:\mathrm{Calculate}\:\mathrm{the}\:\mathrm{period}\:\mathrm{of}\:\mathrm{the}\:\mathrm{ocsillation}\: \\ $$ Answered by TANMAY PANACEA. last updated…

find-in-the-form-y-f-x-the-general-solution-of-the-differentail-equation-d-2-y-dx-2-dy-dx-6y-e-3x-

Question Number 87751 by Rio Michael last updated on 06/Apr/20 $$\mathrm{find}\:\mathrm{in}\:\mathrm{the}\:\mathrm{form}\:{y}=\:{f}\left({x}\right)\:\mathrm{the}\:\mathrm{general}\:\mathrm{solution}\: \\ $$$$\mathrm{of}\:\mathrm{the}\:\mathrm{differentail}\:\mathrm{equation} \\ $$$$\:\:\:\:\frac{{d}^{\mathrm{2}} {y}}{{dx}^{\mathrm{2}} }\:−\frac{{dy}}{{dx}}−\mathrm{6}{y}\:=\:{e}^{\mathrm{3}{x}} \\ $$$$ \\ $$ Commented by niroj last…

A-particle-P-is-moving-on-a-circle-under-the-action-of-only-one-force-acting-always-towards-fixed-point-O-on-the-circumference-Find-ratio-of-d-2-dt-2-and-d-dt-2-

Question Number 22145 by Tinkutara last updated on 11/Oct/17 $$\mathrm{A}\:\mathrm{particle}\:{P}\:\mathrm{is}\:\mathrm{moving}\:\mathrm{on}\:\mathrm{a}\:\mathrm{circle}\:\mathrm{under} \\ $$$$\mathrm{the}\:\mathrm{action}\:\mathrm{of}\:\mathrm{only}\:\mathrm{one}\:\mathrm{force}\:\mathrm{acting} \\ $$$$\mathrm{always}\:\mathrm{towards}\:\mathrm{fixed}\:\mathrm{point}\:{O}\:\mathrm{on}\:\mathrm{the} \\ $$$$\mathrm{circumference}.\:\mathrm{Find}\:\mathrm{ratio}\:\mathrm{of}\:\frac{{d}^{\mathrm{2}} \phi}{{dt}^{\mathrm{2}} }\:\mathrm{and} \\ $$$$\left(\frac{{d}\phi}{{dt}}\right)^{\mathrm{2}} . \\ $$ Commented by…

The-linear-mass-density-i-e-mass-per-unit-length-of-the-rope-varies-from-0-to-from-one-end-to-another-The-acceleration-of-the-combined-system-will-be-

Question Number 22139 by Tinkutara last updated on 11/Oct/17 $$\mathrm{The}\:\mathrm{linear}\:\mathrm{mass}\:\mathrm{density},\:{i}.{e}.\:\mathrm{mass}\:\mathrm{per} \\ $$$$\mathrm{unit}\:\mathrm{length}\:\mathrm{of}\:\mathrm{the}\:\mathrm{rope},\:\mathrm{varies}\:\mathrm{from}\:\mathrm{0}\:\mathrm{to} \\ $$$$\lambda\:\mathrm{from}\:\mathrm{one}\:\mathrm{end}\:\mathrm{to}\:\mathrm{another}.\:\mathrm{The} \\ $$$$\mathrm{acceleration}\:\mathrm{of}\:\mathrm{the}\:\mathrm{combined}\:\mathrm{system} \\ $$$$\mathrm{will}\:\mathrm{be} \\ $$ Commented by Tinkutara last updated…

A-mass-m-hangs-with-the-help-of-a-string-wrapped-around-a-pulley-on-a-frictionless-bearing-The-pulley-has-mass-m-and-radius-R-Assuming-pulley-to-be-a-perfect-uniform-circular-disc-the-acceleration-

Question Number 22135 by Tinkutara last updated on 11/Oct/17 $$\mathrm{A}\:\mathrm{mass}\:{m}\:\mathrm{hangs}\:\mathrm{with}\:\mathrm{the}\:\mathrm{help}\:\mathrm{of}\:\mathrm{a} \\ $$$$\mathrm{string}\:\mathrm{wrapped}\:\mathrm{around}\:\mathrm{a}\:\mathrm{pulley}\:\mathrm{on}\:\mathrm{a} \\ $$$$\mathrm{frictionless}\:\mathrm{bearing}.\:\mathrm{The}\:\mathrm{pulley}\:\mathrm{has} \\ $$$$\mathrm{mass}\:{m}\:\mathrm{and}\:\mathrm{radius}\:{R}.\:\mathrm{Assuming}\:\mathrm{pulley} \\ $$$$\mathrm{to}\:\mathrm{be}\:\mathrm{a}\:\mathrm{perfect}\:\mathrm{uniform}\:\mathrm{circular}\:\mathrm{disc},\:\mathrm{the} \\ $$$$\mathrm{acceleration}\:\mathrm{of}\:\mathrm{the}\:\mathrm{mass}\:{m},\:\mathrm{if}\:\mathrm{the} \\ $$$$\mathrm{string}\:\mathrm{does}\:\mathrm{not}\:\mathrm{slip}\:\mathrm{on}\:\mathrm{the}\:\mathrm{pulley},\:\mathrm{is} \\ $$ Answered…

In-the-ground-state-an-element-has-13-electrons-in-its-M-shell-The-element-is-

Question Number 22138 by Tinkutara last updated on 11/Oct/17 $$\mathrm{In}\:\mathrm{the}\:\mathrm{ground}\:\mathrm{state},\:\mathrm{an}\:\mathrm{element}\:\mathrm{has}\:\mathrm{13} \\ $$$$\mathrm{electrons}\:\mathrm{in}\:\mathrm{its}\:\mathrm{M}-\mathrm{shell}.\:\mathrm{The}\:\mathrm{element}\:\mathrm{is} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com

STATEMENT-1-If-an-object-is-at-rest-then-there-should-not-be-any-friction-on-it-STATEMENT-2-If-an-object-is-moving-then-the-friction-acting-on-it-has-to-be-kinetic-STATEMENT-3-If-an-object-is-

Question Number 22071 by Tinkutara last updated on 10/Oct/17 $$\mathrm{STATEMENT}-\mathrm{1}\::\:\mathrm{If}\:\mathrm{an}\:\mathrm{object}\:\mathrm{is}\:\mathrm{at} \\ $$$$\mathrm{rest}\:\mathrm{then}\:\mathrm{there}\:\mathrm{should}\:\mathrm{not}\:\mathrm{be}\:\mathrm{any}\:\mathrm{friction} \\ $$$$\mathrm{on}\:\mathrm{it}. \\ $$$$\mathrm{STATEMENT}-\mathrm{2}\::\:\mathrm{If}\:\mathrm{an}\:\mathrm{object}\:\mathrm{is}\:\mathrm{moving} \\ $$$$\mathrm{then}\:\mathrm{the}\:\mathrm{friction}\:\mathrm{acting}\:\mathrm{on}\:\mathrm{it}\:\mathrm{has}\:\mathrm{to}\:\mathrm{be} \\ $$$$\mathrm{kinetic}. \\ $$$$\mathrm{STATEMENT}-\mathrm{3}\::\:\mathrm{If}\:\mathrm{an}\:\mathrm{object}\:\mathrm{is}\:\mathrm{at}\:\mathrm{rest} \\ $$$$\mathrm{then}\:\mathrm{kinetic}\:\mathrm{friction}\:\mathrm{cannot}\:\mathrm{act}\:\mathrm{on}\:\mathrm{it}. \\…

A-flywheel-whose-diameter-is-1-5m-decrease-uniformly-from-240rad-min-until-it-came-to-rest-10s-Find-the-number-of-revolution-made-

Question Number 22059 by tawa tawa last updated on 10/Oct/17 $$\mathrm{A}\:\mathrm{flywheel}\:\mathrm{whose}\:\mathrm{diameter}\:\mathrm{is}\:\mathrm{1}.\mathrm{5m}\:\mathrm{decrease}\:\mathrm{uniformly}\:\mathrm{from}\:\mathrm{240rad}/\mathrm{min} \\ $$$$\mathrm{until}\:\mathrm{it}\:\mathrm{came}\:\mathrm{to}\:\mathrm{rest}\:\mathrm{10s}.\:\mathrm{Find}\:\mathrm{the}\:\mathrm{number}\:\mathrm{of}\:\mathrm{revolution}\:\mathrm{made}. \\ $$ Answered by Tinkutara last updated on 10/Oct/17 $${r}=\frac{\mathrm{3}}{\mathrm{4}}{m};\:\omega_{\mathrm{1}} =\mathrm{2}\pi\left(\mathrm{4}{rps}\right)=\mathrm{8}\pi\:{rad}/{s} \\…