Video: Dab tsi yog qhov ceev ntawm marble?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Marble , khoom hnyav 2.711 gram ib cubic centimeter los yog 2 711 kg ib cubic meter, i.e. ceev ntawm marble , khoom yog sib npaug rau 2 711 kg / m³; ntawm 25.2 ° C (77.36 ° F lossis 298.35K) ntawm tus qauv atmospheric siab.
Hauv qhov no, qhov ceev ntawm marble yog dab tsi?
Marble hnyav 2.711 gram ib cubic centimeter los yog 2 711 kilogram ib cubic meter, piv txwv li. ceev ntawm marble yog sib npaug 2 711 kg/m³; ntawm 25.2 ° C (77.36 ° F lossis 298.35K) ntawm tus qauv atmospheric siab.
Qhov thib ob, 1 cubic feet ntawm marble hnyav li cas? 169.2 phaus ib cubic feet
Ntawm no, dab tsi yog qhov loj ntawm marble?
Qhov nruab nrab loj ntawm marble tuaj yeem txiav txim siab los ntawm kev faib tag nrho pawg ntawm marbles los ntawm tag nrho cov naj npawb ntawm marbles : nruab nrab loj ntawm marble 1 x 5.00 g + 3 x 7.00 g / 4 = 6.50 g Los yog, qhov nruab nrab loj ntawm marble nyob rau hauv no sau yuav txiav txim tau los ntawm (a) multiplying tus feem ntawm marbles ntawm ib qho tshwj xeeb
Dab tsi yog qhov ntom ntawm pob zeb?
Pob zeb , crushed hnyav 1.602 gram ib cubic centimeter los yog 1 602 kilogram ib cubic meter, i.e. qhov ntom ntawm pob zeb , crushed yog sib npaug rau 1602 kg / m³. Nyob rau hauv Imperial los yog US kev cai ntsuas qhov system, lub ceev yog sib npaug rau 100 phaus ib cubic feet [lb/ft³], los yog 0.926 ounce ib cubic inch [oz/inch³].
Pom zoo:
Dab tsi yog qhov txawv ntawm qhov pom tseeb qhov loj thiab qhov ntsuas qhov ntsuas qhov tseeb?
Dab tsi yog qhov txawv ntawm qhov pom tseeb thiab qhov tseeb? Pom meej qhov loj npaum li cas yog qhov ci ntawm lub hnub qub tshwm los ntawm lub ntiaj teb thiab nyob ntawm qhov ci thiab qhov deb ntawm lub hnub qub. Qhov loj npaum li cas yog qhov ci ntawm lub hnub qub yuav tshwm sim los ntawm tus qauv nyob deb
Dab tsi yog qhov txawv ntawm qhov sib txawv ntawm qhov sib txawv thiab qhov sib txawv ntawm qhov ntab?
Integers thiab floats yog ob yam sib txawv ntawm cov ntaub ntawv tus lej. Ib tus lej (feem ntau hu ua anint) yog tus lej tsis muaj tus lej lej. Float isa floating-point number, uas txhais tau hais tias nws yog tus lej uas muaj tus lej lej. Floats siv thaum xav tau ntau dua
Dab tsi yog qhov yuam kev loj tshaj plaws yog tias Irina ntsuas qhov ntev ntawm nws lub qhov rais li 3.35 feet qhov yuam kev loj tshaj plaws yog taw?
Kev daws: Qhov yuam kev loj tshaj plaws hauv kev ntsuas ntsuas tau txhais tias yog ib nrab ntawm qhov ntsuas ntsuas
Dab tsi yog qhov flux los ntawm lub voos xwmfab ntawm sab yog tias tus nqi ntawm Q yog ntawm ib qho ntawm nws lub ces kaum?
Raws li peb paub tias, tag nrho cov flux los ntawm tus nqi q yog q / ε 0 (Gauss txoj cai). Yog hais tias tus nqi yog nyob rau ntawm lub ces kaum ntawm lub voos xwmfab, ib co ntawm cov flux nkag mus rau hauv lub voos xwmfab thiab tawm los ntawm ib co ntawm nws lub ntsej muag. Tab sis qee qhov flux tsis nkag mus rau hauv lub voos xwmfab. Qhov 1/8th no yuav muab faib ua 3 ntu dua
Dab tsi yog qhov txawv ntawm instantaneous thiab nruab nrab ceev dab tsi yog qhov piv txwv loj tshaj ntawm kev ceev ceev?
Qhov nruab nrab ceev yog qhov ceev nruab nrab ntawm lub sijhawm. Instantaneous ceev yuav yog qhov ceev txhua qhov muab tam sim ntawd hauv lub sijhawm ntawd, ntsuas nrog lub ntsuas ntsuas lub sijhawm