Physics, 21.11.2019 01:31 Brittany0512
17. a 4kg object is tied to the end of a cord and whirled in a horizontal circle of radius 6m at 3
hz. determine
a. the velocity of the object
b. the acceleration of the object
c. the centripetal force or tension in the string.
Answers: 2
Physics, 21.06.2019 15:50, Richwave17
Ahollow metal sphere has 6 cm and 11 cm inner and outer radii, respectively. the surface charge density on the inside surface is −100nc/m2. the surface charge density on the exterior surface is:
Answers: 1
Physics, 22.06.2019 03:30, itsRyanPlayzMC9660
Scout feels ill one day before school. her mother puts a thermometer in her mouth and the temperature begins to climb to 100°f. what is happening between the cooler thermometer and scout's body? a) scout's body is applying a force to the particles in the thermometer. b) kinetic energy is being transferred from her mouth to the thermometer. c) potential energy is being lost by the thermometer and gained by scout's body. d) the potential energy stored in foods is converted to mechanical energy to raise the mercury in the thermometer.
Answers: 1
Physics, 22.06.2019 05:40, izzyisawesome5232
An ideal polarizer with its transmission axis rotated 30 degrees to the vertical is placed in a beam of unpolarized light of intensity 10w/m^2. after passing through the polarizer, what is the intensity of the beam? a. 8.7 w/m^2 b. 7.5 w/m^2 c. 5.0 w/m^2 d. 10 w/m^2 e. 2.5 w/m^2
Answers: 1
17. a 4kg object is tied to the end of a cord and whirled in a horizontal circle of radius 6m at 3
Mathematics, 05.05.2020 04:23
Mathematics, 05.05.2020 04:23
Mathematics, 05.05.2020 04:23