Calculate the centripetal force exerted on the earth by the sun. assume that the period of revolution for the earth is 365.25 days, the average distance is 1.5 × 10^8 km and the earth’s mass is 6 × 10^24 kg. the choices are: 1. 3.56775 × 10^22 n 2. 2.66331 × 10^32 n 3. 7.24562 × 10^22 n 4. 1.62932 × 10^21 n5. none of these 6. 3.56775 × 10^19 n 7. 4.6238 × 10^29 n 8. 1.28439 × 10^26 n 9. 7.24562 × 10^20 n
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Physics, 22.06.2019 10:40, corrineikerd
When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is
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Physics, 22.06.2019 13:40, crayons18
An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.
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Physics, 22.06.2019 16:40, odalysesquermon
The force needed to overcome static friction is usually less than that needed to overcome kinetic friction. true or false?
Answers: 1
Calculate the centripetal force exerted on the earth by the sun. assume that the period of revolutio...
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