FIGURE 8-9
-6 J of work is needed to push an object of mass 2 kg from point A to point B of the frictionless inclined plane as shown in Fig. 8-9. If the angle of inclination is 30°, the height of the plane is h, what is the length of the inclined plane? Use g = 10 m/s².

Question

FIGURE 8-9 FIGURE 8-9 -6 J of work is needed to push an object of mass 2 kg from point A to point B of the frictionless inclined plane as shown in Fig. 8-9. If the angle of inclination is 30°, the height of the plane is h, what is the length of the inclined plane? Use g = 10 m/s<sup>2</sup>. A) 0.6 m B) 0.3 m C) 10 m D) 6 m E) 3 m

FIGURE 8-9 -6 J of work is needed to push an object of mass 2 kg from point A to point B of the frictionless inclined plane as shown in Fig. 8-9. If the angle of inclination is 30°, the height of the plane is h, what is the length of the inclined plane? Use g = 10 m/s<sup>2</sup>. A) 0.6 m B) 0.3 m C) 10 m D) 6 m E) 3 m

-6 J of work is needed to push an object of mass 2 kg from point A to point B of the frictionless inclined plane as shown in Fig. 8-9. If the angle of inclination is 30°, the height of the plane is h, what is the length of the inclined plane? Use g = 10 m/s².

Quizplus · Accepted Answer

Work done = F.d = mgh6 = 2 * 10 * hh = 0.3 m

FIGURE 8-9 -6 J of Work Is Needed to Push an Object