Two glass marbles (1 and 2), each supported by a nylon thread, are rubbed against a piece of silk and then are placed near a third glass marble (3), also supported by a similar thread. Assuming that marble 3 has not been in contact with the piece of fabric, which of the following statements best describes the situation when the three marbles are brought together?a.) Marbles 1 and 2 attract each other, but no interaction occurs with marble 3.b.) Both marbles 1 and 2 attract marble 3.c.) The three marbles will repel each other. d.) Marbles 1 and 2 repel each other, but no interaction occurs with marble 3.
Answers: 2
Physics, 22.06.2019 04:00
It can take some of those large , industrial vehicles up to feet to stop when traveling only 60 mph, and therefore , you shoukd be mindful to not be jn the traffic right in front of them a. 100 feet b. 200 feet c. 335 feet d. 425 feet
Answers: 1
Physics, 22.06.2019 15:20
Acarpenter builds an exterior house wall with a layer of wood 2.9 cm thick on the outside and a layer of styrofoam insulation 2.3 cm thick on the inside wall surface. the wood has k=0.080w/(mβ
k), and the styrofoam has k= 0.010 w/(mβ
k). the interior surface temperature is 19.0 βc , and the exterior surface temperature is -15.0 βc . a.)what is the temperature at the plane where the wood meets the styrofoam? celsius b.)what is the rate of heat flow per square meter through this wall? /m^2
Answers: 2
Two glass marbles (1 and 2), each supported by a nylon thread, are rubbed against a piece of silk an...
English, 28.01.2020 00:31
Mathematics, 28.01.2020 00:31
Mathematics, 28.01.2020 00:31
Physics, 28.01.2020 00:31
Mathematics, 28.01.2020 00:31
English, 28.01.2020 00:31
English, 28.01.2020 00:31
English, 28.01.2020 00:31
History, 28.01.2020 00:31
History, 28.01.2020 00:31
Social Studies, 28.01.2020 00:31
Mathematics, 28.01.2020 00:31