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- Check Your Understanding Find the angle between forces F1and F3in Example 2.16.Two forces act on a 2.55 kg object, the gravitational force and a second, constant force. The object starts from rest and in 1.20 s is displaced (4.05î – 3.30j) m. Write th second force in unit vector notation. (Enter your answer in kg • m/s?. Assume the gravitational force acts in the -j direction.)help me pls
- The aparatus shown in the picture with F1 = 4.0N and F2 = 2.8N. Find T1x , T2x, T1y , and T2y . Also find thw weight of the hanging ,ass using T components and percent error of the vertical and horizontal components.Given the following information on Forces A, B, C:A = 200 N (theta = 30, phi = 50)B = 300 N (h = 4m, v=10m)C = 400 NWhat is the resultant of these three forces?What force in kgf will accelerate a mass of 50kg at the rate of 10 m/sec2 considering friction of 0.001 between the block and the surface with 30 degrees inclination?
- (c) A claw hammer can be used both to drive nails into a piece of wood and to get themback out (see figure 1b). The person in the image needs to exert a force of 50 Non the hammer to pull the nail loose. The handle is 25 cm long, and the distancebetween the handle and the head of the nail is 2.0 cm. Find the force the hammeris exerting on the wood (not the nail!). You may assume that the point where thehammer touches the wood is along the line of the handle. Hint: Start your answerwith a free-body diagram. May I have a detailed step by step explanation of this c) problem? Its for a hand in homework and I don't know how to solve itThe speed of an object increases uniformly from 5.00 m/s to 10.0 m/s in 2.00 s with a mass of 2.00 kg when a force is applied to it. What is the amount of force?There are two forces on the 1.45 kg box in the nverhead view of the figure but anly ane is shown, For Fa- 20.7 N,a - 11.4 ms?, and A- 25.6, find the second force (a) in unit-vector notation and as (b) a magnitude and (c) a direction. (State the direction as a negative angle muasured from the tx dlirectiun.) (a) Number i+ i Units (b) Number Units (c) Number Units
- What average net thrust must a 17 ton airplane have to reach an altitude of 5000 ft and speed of 600mi/h at an airplane distance of 10 mi from its starting point?A weight balance inside an elevator measures your weight to be 700 N when the elevator is at rest. If the elevator accelerates down at 2.0 m/s2, find the weight that the balance will then measure.3 m 4m Given a force F that has magnitude of 240 N, find the angles 0x, Oy, Oz that define the direction of the force F. * 0, = 56": 0, = 45"; 0, = 65° 124: 0, = 135"; 0, = 65° %3D 0, = 124: 0, = 45°; 0, = 65 %3D O 0, = 56: 0, = 45°: 0, = |15 %3D