Answers: 3
Physics, 21.06.2019 19:30
Astone dropped into a well is heard to strike the water after 8seconds. find the depth of the well if the velocity of sound is 350m/s
Answers: 1
Physics, 22.06.2019 07:00
We put a force of 50n on an object and the acceleration is 100 m/sĀ². what is the mass of the object?
Answers: 1
Physics, 22.06.2019 10:30
Carbon is allowed to diffuse through a steel plate 15 mm thick. the concentrations of carbon at the two faces are 0.65 and 0.30 kg c/m^3 fe, which are maintained constant. if the preexponential and activation energy are 6.2 x 10-7 m2 /s and 80,000 j/mol, respectively, compute the temperature at which the diffusion flux is 1.43 x 10^-9 kg/m^2 -s.
Answers: 3
Physics, 22.06.2019 16:50
During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0Ā°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.
Answers: 2
4. An object moves in uniform circular motion, and the centripetal force on the object is 4.0 N. If...
Mathematics, 20.07.2020 21:01
Spanish, 20.07.2020 21:01
Mathematics, 20.07.2020 21:01
Mathematics, 20.07.2020 21:01
Geography, 20.07.2020 21:01
Mathematics, 20.07.2020 21:01
Mathematics, 20.07.2020 21:01
Mathematics, 20.07.2020 21:01
English, 20.07.2020 21:01
Mathematics, 20.07.2020 21:01