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Category: Gravitation

Question-215952

Question Number 215952 by ajfour last updated on 22/Jan/25 Commented by ajfour last updated on 22/Jan/25 $${A}\:{satellite}\:{been}\:{revolving}\:{about}\:{Earth}\:{in} \\ $$$${orbit}\:{of}\:{radiud}\:{R}_{{E}} \:.\:{If}\:{somewhere}\:{its} \\ $$$${velocity}\:{is}\:{increased}\:{by}\:\mathrm{25\%}\:{it}\:{would} \\ $$$${go}\:{in}\:{an}\:{ellipse}\:{now}.\:{But}\:{where}\:{such} \\…

Question-127708

Question Number 127708 by ajfour last updated on 01/Jan/21 Commented by ajfour last updated on 01/Jan/21 $${A}\:{ball}\:{is}\:{dropped}\:{from}\:{a}\:{tall} \\ $$$${tower},\:{height}\:{h},\:{at}\:{the}\:{equator}. \\ $$$${Find}\:{how}\:{far}\:{from}\:{the}\:{foot}\:{of} \\ $$$${the}\:{building},\:{does}\:{the}\:{ball}\:{land}. \\ $$…

with-reference-to-book-i-am-posting-some-basic-question-for-students-1-two-charged-coducting-sphere-of-radius-r-1-and-r-2-are-positvely-charged-separated-at-a-distance-d-from-each-other-force-o

Question Number 58614 by tanmay last updated on 26/Apr/19 $${with}\:{reference}\:{to}\:{book}\:\:{i}\:{am}\:{posting}\:{some}\:{basic} \\ $$$${question}\:{for}\:{students}. \\ $$$$\left.\mathrm{1}\right){two}\:{charged}\:{coducting}\:{sphere}\:{of}\:{radius} \\ $$$${r}_{\mathrm{1}\:} {and}\:{r}_{\mathrm{2}} \:{are}\:{positvely}\:{charged}\:{separated} \\ $$$${at}\:{a}\:{distance}\:{d}\:{from}\:{each}\:{other}. \\ $$$${force}\:{of}\:{interaction}\:{is}\:{F} \\ $$$${which}\:{is}\:{correct}\:{answer}\: \\…