2. A 106-kg object is initially moving in a straight line with a speed of 51.3...
To push a 26.0 kg crate up a frictionless incline, angled at 25.00 to the horizontal, a worker exerts a force of 214 N, parallel to the incline. Assume that the crate slides 1.50 m. (a) What is the work done on the crate by the worker's applied force? (b) What is the work done by the gravitational force on the crate? (c) What is the work done by the normal force exerted by the incline on the crate? (d)...
To push a 25.0kg crate up a frictionless incline angled at25.0'to the horizontal , a worker exerts a force of 209N parallelto the incline. As the crate slides 1.5m, how much work is done onthe crate by a) T he worker's applied force, b) T he gravitational force on the crate, and c) The normal force exerted by the incline on the crate? d) What is the total work done on the crate?
A factory worker moves a 30.0 kg crate a distance of 4.5 m along a level floor at constant velocity by pushing horizontally on it. The coefficient of kinetic friction between the crate and the floor is 0.25. 1. What magnitude of force must the worker apply? 2. How much work is done on the crate by the worker's push? 3. How much work is done on the crate by friction? 4. How much work is done by normal force?...
A crate of mass 10.6 kg is pulled up a rough incline with an initial speed of 1.52 m/s. The pulling force is 106 N parallel to the incline, which makes an angle of 19.4 degree with the horizontal. The coefficient of kinetic friction is 0.400, and the crate is pulled 5.06 m. How much work is done by the gravitational force on the crate? J Determine the increase in internal energy of the crate-incline system owing to friction. J...
Question 1 7.5 pts An object of mass 8.00 kg starts from rest and a slides 2.00 m down a rough 35.0° incline. The coefficient of kinetic friction between the block and the incline is 0.366. Determine (a) the work done by the force of gravity (This question has 2 parts, this is part (a) of the question) 61.3) O 90.0 J 106) 88.6)
A 50 kg block of ice slides down an incline 2 m long and 1 m high. A worker pushes up on the ice parallel to the incline so that it slides down at constant speed. The coefficient of kinetic friction between the ice and the incline is 0.1. Find (a) the force exerted by the worker, (b) the work done by the worker on the block of ice, and (c) the work done by gravity on the ice.
8c7p11) A 114 kg object moves in a horizontal straight line with an initial speed of 53 m/s. If it is stopped along that line with a deceleration of 2.50 m/s2 what magnitude of force is required? Subrmilt Arnswer Trles 0/8 What distance does it travel while decelerating? Submit AnswerTries 0/8 What is the absolute value of the work that is done by the decelerating force on the object? Submit Answer Tries 0/8
An initially stationary 4.1 kg object accelerates horizontally and uniformly to a speed of 9.4 m/s in 3.6 s. (a) In that 3.6 s interval, how much work is done on the object by the force accelerating it? What is the instantaneous power due to that force (b) at the end of the interval and (c) at the end of the first half of the interval?
Please show work for each part. A factory worker pushes a 26.5-kg crate a distance of 4.3 m along a level floor at constant velocity by pushing horizontally on it. The coefficient of kinetic friction between the crate and the floor is 0.27 Suppose the worker pushes downward at and angle of 340 below horizontal. (a) What magnitude of force must the worker apply? (b) How much work is done on the crate by this force? (c) How much work...
A crate of mass 11.0 kg is pulled up a rough incline with an initial speed of 1.40 m/s. The pulling force is 90.0 N parallel to the incline, which makes an angle of 19.6° with the horizontal. The coefficient of kinetic friction is 0.400, and the crate is pulled 4.90 m. (a) How much work is done by the gravitational force on the crate? (b) Determine the increase in internal energy of the crate-incline system due to friction. (c)...