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FIGURE 5-5 35) A 4.00-kg block rests on a 30.0 degree incline as shown in Fig. 5-5. If the coefficient of static friction between the block and the incline is 0.700, with what magnitude force must a horizontal force act on the block to start it moving up the incline? A) 34.0 N B) 76.4 N C) 51.1 N D) 54.7 N E) 84.1 N

FIGURE 5-5 35) A 4.00-kg block rests on a 30.0 degree incline as shown in Fig. 5-5. If the coefficient of static friction between the block and the incline is 0.700, with what magnitude force must a horizontal force act on the block to start it moving up the incline? A) 34.0 N B) 76.4 N C) 51.1 N D) 54.7 N E) 84.1 N

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FIGURE 5-5 35) A 4.00-kg block rests on a 30.0 degree incline as shown in Fig. 5-5. If the coefficient of static friction between the block and the incline is 0.700, with what magnitude force must a horizontal force act on the block to start it moving up the incline? A) 34.0 N B) 76.4 N C) 51.1 N D) 54.7 N E) 84.1 N 36) A 1.20-kg ball is hanging on the end of a rope. The rope makes an angle 25.0" from the vertical when a 15.0 m/s horizontal wind blows. If the wind's force on the rope is negligible, what is the drag force on the ball? A) 5.49 N B) 32.3 N D) 11.8 N E) 3.68 N C) 24.1 N 37) An object is acted on by a drag force with a magnitude that is proportional to the speed. The object accelerates downward at 3.00 m/s2 when it is falling with a speed 20.0 m/s. What is the terminal speed of the object as it is falling? A) 43.2 m/s B) 55.9 m/s C) 28.8 m/s D) 65.4 m/s E) 38.1 m/s 37
Transcribed Image Text:FIGURE 5-5 35) A 4.00-kg block rests on a 30.0 degree incline as shown in Fig. 5-5. If the coefficient of static friction between the block and the incline is 0.700, with what magnitude force must a horizontal force act on the block to start it moving up the incline? A) 34.0 N B) 76.4 N C) 51.1 N D) 54.7 N E) 84.1 N 36) A 1.20-kg ball is hanging on the end of a rope. The rope makes an angle 25.0" from the vertical when a 15.0 m/s horizontal wind blows. If the wind's force on the rope is negligible, what is the drag force on the ball? A) 5.49 N B) 32.3 N D) 11.8 N E) 3.68 N C) 24.1 N 37) An object is acted on by a drag force with a magnitude that is proportional to the speed. The object accelerates downward at 3.00 m/s2 when it is falling with a speed 20.0 m/s. What is the terminal speed of the object as it is falling? A) 43.2 m/s B) 55.9 m/s C) 28.8 m/s D) 65.4 m/s E) 38.1 m/s 37
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