Answers: 3
Physics, 21.06.2019 19:40, tmark45
Ogleā2013āblgā0723 is an exoplanet that is similar to earth in size and proximity to its star. this exoplanet has mass m=4.18Ć1024kg and radius r=5.66Ć106m. an astronaut whose weight on earth is w=735n lands on the planet. a. calculate m, the mass of the astronaut. b. calculate gp? , the acceleration due to gravity on the surface of ogleā2013āblgā0723. c. calculate wp? , the weight of the astronaut on the surface of ogleā2013āblgā0723. d. calculate v, the minimum velocity required to put an object into orbit above ogleā2013āblgā0723. e. calculate t, the time required to complete an orbit around ogleā2013āblgā0723.
Answers: 3
Physics, 21.06.2019 23:00, xojade
Athermometer is removed from a room where the temperature is 70Ā° f and is taken outside, where the air temperature is 10Ā° f. after one-half minute the thermometer reads 60Ā° f. what is the reading of the thermometer at t = 1 min? (round your answer to two decimal places.) Ā° f how long will it take for the thermometer to reach 30Ā° f? (round your answer to two decimal places.)
Answers: 3
Physics, 22.06.2019 07:00, marlenemedina247
World class speed skaters can skate a 3,000-m course in about 4 minutes. what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s
Answers: 2
Physics, 22.06.2019 07:20, MannyBanko1350
If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =
Answers: 1
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