3. A tugboat pulls three barges connected end to end with wire cables (Figure 1.48). The barge closest to the tugboat has a mass of 6000 kg. The next-closest barge has a mass of 5000 kg, and the last barge has a mass of 4000 kg. a) Calculate the force that the tugboat must apply to accelerate the three barges at a rate of 1.5 m/s2. An astronaut with a mass of 70.0 kg is outside a space capsule when the tether line breaks. To . return to the capsule, the astronaut throws a 2.0 kg wrench away from the capsule at a speed of . 14... If you need to find the force on, say, a 1 kg object at the surface of a planet, you can use the equation W=MG/R 2 where W is the weight (AKA the force the planet exerts on the 1 kg), M is the mass of the planet, R is the radius of the planet, and G=6.67x10-11 N∙m 2 /kg is the universal constant of gravitation. Dec 26, 2020 · Astronaut Scott Kelly tells the BBC how he managed to live for a year on the International Space Station and why, four years into his retirement from Nasa, he would go back if someone asked. It’s 16 July 2015, and all three occupants of the International Space Station are squeezing into the Russian Soyuz spacecraft that acts as their lifeboat ... A 70.0-kg astronaut pushes to the left on a spacecraft with a force F!" in “gravity-free” space. The spacecraft has a total mass of 1.0 ! 104 kg. During the push, the astronaut accelerates to the right with an acceleration of 0.36 m/s2. 5. Which one of the following statements concerning this situation is true?

A. 1 min B. 2 min C. 3 min D. 4 min A car moving at 70 km/hr has a mass of 1700 kg. what force is necessary decelerate it at rate of 0.4 m/s2. A. O.680 N B. 42.5 N C. 680 N D. 4250 N One hundred millimeters of water in a plastic bag negligible mass is to be catapulted upwards with an initial acceleration of 20.0 m/s2. Find the training resources you need for all your activities. Studyres contains millions of educational documents, questions and answers, notes about the course, tutoring questions, cards and course recommendations that will help you learn and learn. The spacecraft had a launch mass of 1,337 kg (2,948 lb), with 15 kg (33 lb) of five scientific instruments as payload. The National Space Society awarded the Mars Orbiter Mission team the 2015 Space Pioneer Award in the science and engineering category. Aug 24, 2019 · The closely guarded private life of a NASA astronaut burst into spotlight in a New York Times report Friday (Aug. 23) on a messy divorce battle involving American astronaut Anne McClain that has ... *Response times vary by subject and question complexity. Median response time is 34 minutes and may be longer for new subjects. A 20.0-m tall hollow aluminum flagpole is equivalent in stiffness to a solid cylinder 4.00 cm in diameter. A st... College Physics For an angle measured from the positive x ...

Total mass of the orbiter was approximately 383 kg, which included 135 kg of fuel, with solar array panels covering the outside surface producing 295 Watts at 1 AU. The instruments were designed to detect and constrain the abundances of species expected to be prevalent at and below the 50 km altitude, due to the solar wind and its interactions ... An astronaut whose mass is 80. kg carries an empty oxygen tank with a mass of 10. kg. ... Two girls with masses of 50.0 kg and 70.0 kg are at rest on frictionless in ... 7–144 A hot-water stream at 70°C enters an adiabatic mixing chamber with a mass flow rate of 3.6 kg/s, where it is mixed with a stream of cold water at 20°C. If the mixture leaves the chamber at 42°C, determine (a) the mass flow rate of the cold water and (b) the rate of entropy generation during this adiabatic mixing process. A Satellite’s Mass When the first artificial satellite was launched into orbit by the former Soviet Union in 1957, U.S. president Dwight D. Eisenhower asked his scientific advisors to calculate the mass of the satellite. The Raptor is an outside loop roller coaster in which riders are belted into seats resembling ski-lift chairs. If the cars travel at { v }_{ 0 } when they are at the top of the hill, determine their speed when they are at the top of the loop and the reaction of the passenger of mass { M }_{ p } on his seat at this instant.The car has a mass { M }_{ c } . Neglect friction and the size of the ...

Mass definition, a body of coherent matter, usually of indefinite shape and often of considerable size: a mass of dough. See more. For small black holes whose Schwarzschild radius is much closer to the singularity, the tidal forces would kill even before the astronaut reaches the event horizon. For example, for a black hole of 10 Sun masses the above-mentioned rod breaks at a distance of 320 km, well outside the Schwarzschild radius of 30 km. For a supermassive black hole ... WW is the #1 Doctor Recommended Weight Loss Program† †Based on a 2020 IQVIA survey of 14,000 doctors who recommend weight-loss programs to patients. U.S. News & World Report ranked WW the #1 Best Diet for Weight Loss and #1 Best Commercial Diet Plan for 10 years in a row (2011-2020). 10-39. A 4-kg mass is separated from a 2 kg mass by a distance of 8 cm. Compute the gravitational force of attraction between the two masses. ; F = 8.34 x 10-8 N *10-40. A 3-kg mass is located 10 cm away from a 6-kg mass. What is the resultant gravitational force on a 2-kg mass located at the midpoint of a line joining the first two masses? A car of mass M = 1500 kg traveling at 65.0 km/hour enters a banked turn covered with ice. The road is banked at an angle θ, and there is no friction between the road and the car's tires as shown in (Figure 1) . Use g = 9.80 m/s2 throughout this problem.