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bob手机网页版:重力减去摩擦力等于什么(ж‘©ж“

来源:bob手机网页版作者:bob手机网页版 日期:2023-06-12 点击:

bob手机网页版2.йҮҚеҠӣж–№еҗ‘жңүдёӨз§ҚжҸҸиҝ°:з«–зӣҙеҗ‘дёӢжҲ–еһӮзӣҙдәҺж°ҙе№ійқўеҗ‘дёӢ;дёҚеҸҜиҜҙеһӮзӣҙеҗ‘дёӢ!жө®еҠӣж–№еҗ‘жңүдёӨз§ҚжҸҸиҝ°:з«–зӣҙеҗ‘дёҠжҲ–еһӮзӣҙдәҺж°ҙе№ійқўеҗ‘дёҠгҖӮдёҚеҸҜиҜҙеһӮзӣҙеҗ‘дёҠ!3.йҒҮеҲ°ж‘©ж“ҰеҠӣдёҖе®ҡе…ҲиҰҒbob手机网页版:重力减去摩擦力等于什么(ж‘©ж“ҰеҠӣзӯүдәҺйҮҚеҠӣзҡ„еӨҡе°‘)йқҷжҖҒж‘©ж“ҰеҠӣ:жңҖеӨ§йқҷжҖҒж‘©ж“ҰеҠӣ(зәҰзӯүдәҺж»‘еҠЁж‘©ж“ҰеҠӣ)дёҚи®Ўз®—е…¬ејҸ;ж»‘еҠЁж‘©ж“ҰеҠӣ:еҠЁж‘©ж“Ұзі»ж•°fОјn.FжҳҜзү©дҪ“зҡ„еҺӢеҠӣ(дёҚжҳҜйҮҚеҠӣОјжҳҜеҠЁж‘©ж“Ұзі»ж•°,nжҳҜжӯЈеҺӢеҠӣгҖӮScrollж‘©ж“ҰеҠӣ

bob手机网页版:重力减去摩擦力等于什么(ж‘©ж“ҰеҠӣзӯүдәҺйҮҚеҠӣзҡ„еӨҡе°‘)


1、(2)зү№зӮ№:дҪҝз”Ёж»‘иҪ®з»„ж—ўиғҪзңҒеҠӣеҸҲиғҪж”№еҸҳеҢ–еҠӣзҡ„ж–№еҗ‘(3)зҗҶжғізҡ„ж»‘иҪ®з»„(дёҚи®ЎиҪ®иҪҙй—ҙзҡ„ж‘©ж“Ұе’ҢеҠЁж»‘иҪ®зҡ„йҮҚеҠӣ)жӢүеҠӣF=1nGгҖӮеҸӘеҝҪи§ҶиҪ®иҪҙй—ҙзҡ„ж‘©ж“Ұ,еҲҷжӢүеҠӣF=1n(Gзү©+GеҠЁ

2、ж‘©ж“ҰеҠӣе…¬ејҸfnиЎЁзӨәд»Җд№Ҳ?ж‘©ж“ҰеҠӣе…¬ејҸfnиЎЁзӨәжӯЈеҺӢеҠӣ,жӯЈеҺӢеҠӣжңӘеҝ…зӯүдәҺж–ҪеҠӣзү©дҪ“зҡ„йҮҚеҠӣгҖӮж‘©ж“ҰеҠӣF=ОјГ—FN,FNжҳҜжӯЈеҺӢеҠӣ,ОјжҳҜеҠЁж‘©ж“Ұеӣж•°гҖӮдёӨдёӘзӣёдә’жҺҘи§Ұзҡ„зү©дҪ“,еҪ“е®ғ们еҮәзҺ°

3、(3)еҲҶжһҗе®һйӘҢж•°жҚ®,з”ұжӯӨеҫ—еҲ°зҡ„з»“и®әжҳҜж»‘еҠЁж‘©ж“ҰеҠӣзҡ„еӨ§е°ҸдёҺеҺӢеҠӣзҡ„еӨ§е°Ҹе’ҢжҺҘи§Ұйқўзҡ„зІ—зіҷзЁӢеәҰжңүе…і,иҖҢдёҺжҺҘи§Ұйқўз§Ҝзҡ„еӨ§е°Ҹ,第дә”ж¬Ўе®һйӘҢ,ж»‘еҠЁж‘©ж“ҰеҠӣеӨ§е°Ҹеә”зӯүдәҺNгҖӮгҖҗеҸҚжҖқдёҺиҜ„

4、DгҖҒеҮҖйҮҚеҠӣ(йҮҚеҠӣеҮҸеҺ»жө®еҠӣ)дёҺжөҒдҪ“йҳ»еҠӣе№іиЎЎж—¶йў—зІ’зҡ„йҷҚиҗҪйҖҹеәҰ20гҖҒ(еӨҡйҖү)е…ідәҺйў—зІ’жІүйҷҚж—¶еҸ—еҲ°зҡ„йҳ»еҠӣ,еҰӮдёӢиҜҙжі•дёӯй”ҷиҜҜзҡ„жңү*AгҖҒжҒ’дёҺжІүйҷҚйҖҹеәҰзҡ„е№іж–№жҲҗжӯЈжҜ”BгҖҒдёҺйў—зІ’зҡ„иЎЁйқўз§ҜжҲҗжӯЈжҜ”

5、д»Һж–№еҪўгҖҒ12иҫ№еҪўеҲ°еңҶзҡ„ж»ҡеҠЁеҸ—еҠӣжғ…еҶөдёҠеӣҫдёӯPдёәжҺЁиҝӣж»ҡеҠЁзҡ„еҠӣ,GдёәйҮҚеҠӣ,NдёәйҮҚеҠӣGзҡ„еҸҚдҪңз”ЁеҠӣ,fжҳҜж‘©ж“ҰеҠӣ,OжҳҜзһ¬еҝғ,eжҳҜNеңЁPдҪңз”ЁдёӢд»ҺеҺҹе§ӢдҪңз”ЁзӮ№O'еҗ‘зһ¬еҝғиҝҮжёЎзҡ„еҒҸ移йҮҸ,hжҳҜPеҲ°зһ¬еҝғOзҡ„еҠӣиҮӮгҖӮ(жіЁ

6、еҪ“иЎЁеҖјиҜ»ж•°дёә1,ж„Ҹе‘ізқҖеңЁиҝҷдёӘж–№еҗ‘дёҠдҪжүҖеҸ—еҲ°зҡ„еҠйҖҹеәҰжҒ°еҘҪзӯүдәҺдёҖеҖҚйҮҚеҠӣеҠйҖҹеәҰгҖӮиҝҷж·зҡ„дёҖдёӘиЎЁ,еңЁеҫҲеӨҡзҡ„и·‘иҪҰдёҠйғҪжңүжҸҗдҫӣ,д»–еҜ№дәҺиҪҰжүӢеҲҶжһҗиөӣиҪҰеңЁиҝҮејҜж—¶зҡ„еҠЁжҖҒеҫҲжңүеё®еҠ©гҖӮиҝҷе°ұжҳҜGеҠӣиЎЁ,еӣӣдёӘ

bob手机网页版:重力减去摩擦力等于什么(ж‘©ж“ҰеҠӣзӯүдәҺйҮҚеҠӣзҡ„еӨҡе°‘)


йқҷж‘©ж“ҰеҠӣ:жңҖеӨ§йқҷж‘©ж“ҰеҠӣ(зәҰзӯүдәҺж»‘еҠЁж‘©ж“ҰеҠӣ)жІЎжңүи®Ўз®—е…¬ејҸ;ж»‘еҠЁж‘©ж“ҰеҠӣ:еҠЁж‘©ж“Ұеӣж•°f=ОјNгҖӮFжҳҜзү©дҪ“зҡ„еҺӢеҠӣ(дёҚжҳҜйҮҚеҠӣОјжҳҜеҠЁж‘©ж“Ұеӣж•°,NжҳҜжӯЈеҺӢеҠӣгҖӮж»ҡеҠЁж‘©ж“ҰеҠӣе®һиҙЁжҳҜйқҷж‘©ж“ҰеҠӣ)жІЎжңүbob手机网页版:重力减去摩擦力等于什么(ж‘©ж“ҰеҠӣзӯүдәҺйҮҚеҠӣзҡ„еӨҡе°‘)дёҠеӣbob手机网页版ҫдёӯ,PдёәжҺЁеҠЁж»ҡеҠЁзҡ„еҠӣ,GдёәйҮҚеҠӣ,NдёәйҮҚеҠӣGзҡ„еҸҚдҪңз”ЁеҠӣ,Fдёәж‘©ж“ҰеҠӣ,Oдёәзһ¬еҝғ,EдёәPдҪңз”ЁдёӢNд»ҺеҺҹдҪңз”ЁзӮ№O'еҲ°зһ¬еҝғзҡ„еҒҸ移йҮҸ,HдёәPеҲ°зһ¬еҝғOзҡ„еҠӣиҮӮ(жіЁ:HдёҚжҳҜеңҶзҡ„еҚҠеҫ„;зһ¬еҝғжҳҜ