1. [-/1 Points] DETAILS SERPSE10 5.4.P.003. A 2.00-kg object undergoes an acceleration given by a = (1.00 + 8.00 ) m/s. (a) Find the resultant force acting on the object. F-(C i+ (b) Find the magnitude of the resultant force. |F| = N j) N Need Help? Read It Watch It 2. [-/1 Points] DETAILS SERPSE10 5.4.OP.001.MI. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A toy rocket engine is securely fastened to a large puck that can glide with negligible friction over a horizontal surface, taken as the xy plane. The 6.00-kg puck has a velocity of 1.601 m/s at one instant. Eight seconds later, its velocity is (6.00 + 4.0) m/s. (a) Assuming the rocket engine exerts a constant horizontal force, find the components of the force. i+ (b) Find its magnitude. N Need Help? Read It Master It ) N 3. [-/1 Points] DETAILS SERPSE10 5.5.P.010. MY NOTES ASK YOUR TEACHER 5. [-/1 Points] DETAILS SERPSE10 5.4.OP.005. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A force F applied to an object of mass m produces an acceleration of 3.80 m/s. The same force applied to a second object of mass m produces an acceleration of 1.60 m/s. (a) What is the value of the ratio m/m? (b) If m and I m2 are combined into one object, find its acceleration under the action of the force F. m/s Need Help? Read It Watch It 6. [-/1 Points] DETAILS SERPSE10 5.7.OP.016. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A 2.55-kg object is moving in a plane, with its x and y coordinates given by x = 3+ - 4 and y = 2+3 + 3, where x and y are in meters and t is in seconds. Find the magnitude of the net force acting on this object at t = 1.55 s. N Need Help? Read It Watch It 7. [-/1 Points] DETAILS SERPSE10 5.7.P.020. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER An object of mass m = 1.00 kg is observed to have an acceleration of a with a magnitude of 22.0 m/s in a direction = 64.5 east of north. The figure below shows a view of the object from above. The force F2 acting on the object has a magnitude of 9.47 N and is directed north. Determine the magnitude and direction of the force F acting on the object. magnitude N 5. [-/1 Points] DETAILS SERPSE10 5.4.OP.005. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A force F applied to an object of mass m produces an acceleration of 3.80 m/s. The same force applied to a second object of mass m produces an acceleration of 1.60 m/s. (a) What is the value of the ratio m/m? (b) If m and I m2 are combined into one object, find its acceleration under the action of the force F. m/s Need Help? Read It Watch It 6. [-/1 Points] DETAILS SERPSE10 5.7.OP.016. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A 2.55-kg object is moving in a plane, with its x and y coordinates given by x = 3+ - 4 and y = 2+3 + 3, where x and y are in meters and t is in seconds. Find the magnitude of the net force acting on this object at t = 1.55 s. N Need Help? Read It Watch It 7. [-/1 Points] DETAILS SERPSE10 5.7.P.020. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER An object of mass m = 1.00 kg is observed to have an acceleration of a with a magnitude of 22.0 m/s in a direction = 64.5 east of north. The figure below shows a view of the object from above. The force F2 acting on the object has a magnitude of 9.47 N and is directed north. Determine the magnitude and direction of the force F acting on the object. magnitude N Need Help? Read It Watch It 7. [-/1 Points] DETAILS SERPSE10 5.7.P.020. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER An object of mass m = 1.00 kg is observed to have an acceleration of a with a magnitude of 22.0 m/s in a direction = 64.5 east of north. The figure below shows a view of the object from above. The force F2 acting on the object has a magnitude of 9.47 N and is directed north. Determine the magnitude and direction of the force F acting on the object. magnitude direction ---Select--- N F, m F Need Help? Read It 8. [-/1 Points] DETAILS MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER In the system shown in the figure below, a horizontal force FX acts on an object of mass m = 9.20 kg. The horizontal surface is frictionless. Consider the acceleration of the sliding object as a function of Fx. m2 -F Need Help? Read It 8. [-/1 Points] DETAILS F MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER In the system shown in the figure below, a horizontal force FX acts on an object of mass m = 9.20 kg. The horizontal surface is frictionless. Consider the acceleration of the sliding object as a function of Fx m2 m (a) For what values of Fx does the object of mass m = 2.40 kg accelerate upward? (Indicate the direction of the force with the sign of your answer. Let the positive x direction be to the right.) F > x N (b) For what values of F is the tension in the cord zero? (Indicate the direction of the force with the sign of your answer. Let the positive x direction be to the right.) Fx S x N (c) Plot the acceleration of the m2 object versus Fx. Include values of Fx from -100 N to +100 N. (Do this on paper. Your instructor may ask you to turn in this work.). 123 Tutorial 9. [-/1 Points] DETAILS SERPSE10 5.8.OP.030. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER An 11.0 g bullet is moving to the right with speed 200 m/s when it hits a target and travels an additional 21.8 cm into the target. What are the magnitude (in N) and direction of the stopping force acting on the bullet? Assume the stopping force is constant. magnitude direction ---Select--- Need Help? Read It N 10. [-/1 Points] DETAILS SERPSE10 5.8.OP.032. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A 26.0-kg block is initially at rest on a horizontal surface. A horizontal force of 70.0 N is required to set the block in motion, after which a horizontal force of 59.0 N is required to keep the block moving with constant speed. (a) Find the coefficient of static friction between the block and the surface. (b) Find the coefficient of kinetic friction between the block and the surface. Need Help? Read It Watch It Submit Assignment Save Assignment Progress