A9.00 kg object is dropped from rest near the surface of an unknown planet and begins to accelerate at 6.00 m/s?. What is the weight of the object on the unknown planet? 9.00 N B 54.0 N C 88.0 N 216 N
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- 1.A 150.0g hockey puck is placed on the floor of a bus. The coefficient of kinetic friction between the puck and the floor is 0.654. How far will the puck travel in 1.50 seconds if the bus slows down at a rate of 30.0 m/s 2? Include a free body diagram including any fictional forces. The puck starts from rest.24. A pickup truck with mass 980 kg is initially at rest. The truck accelerates to a speed of 95 km/hr within a distance of 60 meters. What the direction and size of the force that acts on the truck? a. b. If the truck were carrying a load of 200 kg, what new force would be required to achieve the same acceleration?The net force applied to a 3 kg mass is 12 N at a 55 degree angle relative to the positive x-axis. Find the x and y components of the object's acceleration. x-component 2.625 m/s? 2.240 m/s? 2.294 m/s² 2.835 m/s² 2.710 m/s? F. А. D. В. Е. C. 2.795 m/s² /--/ y-component 3.162 m/s? 3.936 m/s? 3.034 m/s? 3.239 m/s? 3.947 m/s? F. А. D. В. Е. С. 3.277 m/s²
- An airborne body of mass, m=64.3kg, is pushed straight upward by a vertical force, Fv=641N. a.What is the net force in the vertical irection? Let up be the positive direction, use Fv and let Fg be the wieght of the body.b. what is the magnitude of the net force exerted on the object in newtons?c. what is the acceleration of the body in m/s2?A 60-kg skydiver is falling at a constant speed near the surface of Earth. The magnitude of the force of air friction acting on the skydiver is approximately1. 0 N2. 6 N3. 60 N4. 600 N3. The mass of a particle is 18 kg. a. What is its weight on Earth? b. What is its weight on the Moon? c. What is its mass on the Moon? d. What is its weight in outer space far from any celestial body? e. What is its mass at this point?
- 13. A7.5 kg backpack is sliding across the floor. The coefficient of friction between the backpack and the floor is 0.20. Answer the following: b) What is the normal force between the backpack and the floor? Your answer: O 1.5 N O 7.4 N O 15 N O 74 NFigure 41. VA 276-kg glider is being pulled by a 1 950-kg jet along a 2.20 m/s² to horizontal runway with an acceleration of a the right as in Figure P4.41. Find (a) the thrust provided by the jet's engines and (b) the magnitude of the tension in the cable connecting the jet and glider. Figure P4.414. a. There is a forward force of 4962.5 N on the front train car from the engine. There is no friction. What is the acceleration of the train? m₁ = 1070 kg, m₂ = 450 kg, and m3 = 1356.25 kg. m3 Previous submissions: b. What is T₁? Previous submissions: c. What is T2? Previous submissions: m2 m₁