A 435 kg block on a frictionless surface was pulled by a horizontal force with magnitude 214 N to make it move along the horizontal surface. Find the normal force.
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- Find the horizontal and vertical force acting on the block in terms of QA 250.0 N box is placed on a horizontal surface and a force of 150 N is applied at anangle of 30.0o from the horizontal. As a result, the box slides along the surface with anacceleration of 05.00 m/s2What is the coefficient of friction between the box and the surface?A horizontal force of 200 N drags a 12 kg chest across a level floor where Uk= 0.4, find the resulting acceleration.
- The force exerted by the wind on the sails of a sailboat is Fsail = 430 N north. The water exerts a force of Fkeel = 230 N east. If the boat (including its crew) has a mass of 330 kg, what are the magnitude and direction of its acceleration (north of east)?Consider a pair of forces, one having a magnitude of 20N and the other magnitude of 12N .What maximum net force is possible for these two forces? What is the minimum net force possible?What is the y-component of a 95.3 N force that is exerted at 57.1degree to the horizontal.
- Only two horizontal forces act on a 4.3 kg body. One force is 6.9 N, acting due east, and the other is 2.2 N, acting 28° north of west. What is the magnitude of the body's acceleration?The wind force (F) on a flat vertical surface varies jointly as the area of the surface (A) and the square of the wind velocity (V). Suppose that the constant of variation is 40, find the force (in lbs) of the windstorm on 10 ft by 12 ft rectangular sign board that has a velocity of 60mi/hrA 15-kg block is pushed across a rough horizontal surface by a force that is angled 30.0◦ below the horizontal. The magnitude of the force is 100 N and the acceleration of the block as it is pushed is 4 m/s2. What is the magnitude of the contact force (the vector addition of normal force and friction) exerted on the block by the surface?
- Only two horizontal forces act on a 3.0 kg body that can move over a frictionless floor. One force is 9.0 N, acting due east, and the other is 8.0 N, acting 62 north of west.What is the magnitude of the body’s acceleration?Calculate the magnitude of the normal force on a 15.2 kg block in the following circumstances. The block is on a level surface and a force of 165 N is exerted on it at an angle of 40.8° above the horizontal.A block with mass 2500g is pulled by a horizontal rope along a horizontal frictionless surface. If the tension in the rope held by the hand is 40 N, what is the acceleration of the block?