Two people, each of mass 59 kg are standing 2.0 m away from each other. What is the magnitude of the gravitational attraction between them? Note: The constant if universal gravity (G) equals 6.674x10^-11 N m^2/kg^2. A. 5.8x10^-8 N.
B. 1.2x10^-7 N.
C. 8.5x10^3 N.
D. 2.0x10^-9 N.
E. 9.8x10^-10 N
Answers: 3
Physics, 21.06.2019 17:00, laurentsupreme
In a closed system, the total energy prior to an energy transformation is the total energy after. a. equal to b. unrelated to c. greater than d. less than
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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.
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Physics, 22.06.2019 13:30, brsglover8355
6–43 a food department is kept at 2128c by a refrigerator in an environment at 308c. the total heat gain to the food department is estimated to be 3300 kj/h and the heat rejection in the condenser is 4800 kj/h. determine the power input to the compressor, in kw and the cop of the refrigerator.
Answers: 2
Two people, each of mass 59 kg are standing 2.0 m away from each other. What is the magnitude of the...
Mathematics, 03.06.2021 17:50
Mathematics, 03.06.2021 17:50
Mathematics, 03.06.2021 17:50
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Mathematics, 03.06.2021 17:50