The weight of a typical high school physics student is closest to 1. 1500 N 2. 600 N 3. 120 N 4. 60 N

A 200 kg object stay in rest on a 60 degree slope, the normal force on the object is: a. 200 kg b. 1960 N c. 1697 N d. 490 N e. 980 N

a 139 kg asteroid toward a processing dock, 59 N, F3 39 N, 1 = 30°, and 03 = = Three astronauts, propelled by jet backpacks, push and guide = 27 N, F2 exerting the forces shown in the figure, with F1 What is the magnitude of the asteroid's acceleration? = .x O a. 0.545 m/s² Olb. *0.899 m/s2 OC. 0.747 m/s² O d.o.300 m/s²

A 60 kg person stands on a bathroom scale in an elevator. What does the scale read if the person is accelerating upward at 1.5 m/s²? +588 N O 678N 498 N ΟΟΝ

Q2

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 N

Figure 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 P4.41