a toy car with mass of 7 kg,is pushedwith a force of 10N. if the toy...
a race car of mass 37 kg is pushed with constant acceleration 10 m/s^2, how much force is applied on the race car if the kinetic friction coefficient is 0.5?
estion 6 of 9 > A 3 kg toy car sits at the highest point of a 13 m high hill. The car is gently pushed forward until it begins to roll down the slope. Assuming the car coasts freely, without any friction or air resistance, how much kinetic energy (KE) and potential energy (PE) will it have at each of the indicated points? Complete the diagram by placing the correct label in each bin. Use 8 = 10 m/s...
Find the acceleration of center of mass for the box.
Applied force is 10N
Mass of box 30 kg.
Theta is 15 degree.
please solve soon and completely
PROBLEM 2 (20 Points) A 80 kg lawn roller has a radius of gyration of ko 0.175 m. It is pushed forward with a force of 200 N. The friction coefficients are Hs-0.12 and μ.-0.1 (a) Draw the FBD and KD (kinetic Diagram) of the roller (4 points) (b)Find the angular acceleration of the roller (6 points) (c) Does the roller slip or roll on the grass ? Explain your conclusion (5 points) (d) Find...
a mass of 7.50 kg is being pushed down a vertical rough wall by a force F=250 N at angel 30 degrees from horizontal. the kinetic coefficient of friction between wall and mass is 0.430. A. Find frictional force. B. find acceleration of mass C, if mass move along wall 3.2 Meters - find work done only by F force
5. A passenger of mass 85 kg is riding in an elevator while The scale only reads the normal force it exerts on the (Note that 1 b 0.453 kg 4.45 N) a) What standing on a platform scale. does the scale read in pounds (lb) when the elevator is not moving? elevator is moving upward with an acceleration of 3.5 m/s?? c) What does the scale read in pounds (b) when the elevator is same acceleration of 3.5 m/s??...
2. A car of 1200 kg mass enters an unbanked, curved roadbed of radius 70 m. The coefficient of static friction between the tires and the roadbed is 0.50 A) If the car is traveling at 10 m/s, what is its centripetal acceleration? B) What is the centripetal force on the car? C) What is the frictional force on the tires? D) What is the maximum speed with which the car can take the turn?
A 4.50 kg block starting from rest is pushed by a force of 38.5 N at an angle of 35.0 with the horizontal (see diagram).The coefficient of kinetic friction between the block and the floor is 0.195. It starts from rest and begins to accelerate. a. Draw a free-body diagram for this situation. b. What is the acceleration of the block? c. How far does it go in the first four seconds of this acceleration? 35
3. An engine exerts a force of 10000 N on a 1000 kg car travelling over a flat road. The force (overcoming friction) accelerates the car from rest such that it travels a distance of 50 m in 5 s Find e. the net acceleration of the car, f. normal force exerted by the road on the car, and g. the coefficient of kinetic friction between the car and the road? 4. A 10 kg block is initially at rest...
4. The car has mass of 2600 kg and center of mass at G. It has front wheel drive and the front wheels at A are slipping. The back wheels at B are free to rotate. Neglect the mass of the wheels. The coefficient of kinetic friction between the wheels and the road is plk = 0.85 Find: a. a, the acceleration of the car b. na, the total normal force on the front wheels C. No, the total normal...