In the figure, a 0.23 kg block
of cheese lies on the floor of a 940 kg elevator cab that is being
pulled upward by a cable through distance d1 = 2.5 m and then
through distance d2 = 10.4 m. (a) Through d1, if the normal force
on the block from the floor has constant magnitude FN = 3.65 N, how
much work is done on the cab by the force from the cable? (b)
Through d2, if the work done on the cab by the (constant) force
from the cable is 92.49 kJ, what is the magnitude of FN?
In the figure, a 0.23 kg block of cheese lies on the floor of a 940...
In the figure, a 0.25 kg block of cheese lies on the floor of a
970 kg elevator cab that is being pulled upward by a cable through
distance d1 = 2.3 m and then through
distanced2 = 10.2 m. (a)
Through d1, if the normal force on the block
from the floor has constant magnitude FN = 3.11
N, how much work is done on the cab by the force from the cable?
(b) Through d2, if the work...
In the figure, a 0.27 kg block of cheese lies on the floor of a 970 kg elevator cab that is being pulled upward by a cable through distance d1 = 2.7 m and then through distance d2 = 10.5 m. (a) Through d1, if the normal force on the block from the floor has constant magnitude FN = 4.01 N, how much work is done on the cab by the force from the cable? (b) Through d2, if the...
A block of mass 47 kg is situated on the floor of an elevator that is accelerating upward at 4.95 m/s2 . What magnitude force does the elevator floor exert on the block?
h d2 d1 A girl pulls a box of mass m = For the first d1 = 6 m, there is no friction between the box and the floor. For the next d2 4 m the coefficient of friction between the box and the floor is u 0.2. 3 kg across a floor with a constant horizontal force F 25 N. Initially the block is at rest. 1) What is the work done on the box by the girl in...
MY NOTES A dock worker pushes a m 2.20 kg block a distance de 6,20 m along the floor by a constant force of magnitude F-16.0 N directed at an angle - 23.0 below the horizontal as shown in the figure Assume the floor is frictionless. (Enter your answers in joules.) (a) Determine the work done on the block by the applied force (the force on the block exerted by the dock worker) (b) Determine the work done on the...
A 2.65 kg block on a horizontal floor is attached to a horizontal spring that is initially compressed 0.0300 m . The spring has force constant 830 N/m . The coefficient of kinetic friction between the floor and the block is 0.45 . The block and spring are released from rest and the block slides along the floor. What is the speed of the block when it has moved a distance of 0.0170 m from its initial position? (At this...
A 2.25 kg block on a horizontal floor is attached to a horizontal spring that is initially compressed 0.0400 m . The spring has force constant 890 N/m . The coefficient of kinetic friction between the floor and the block is 0.38 . The block and spring are released from rest and the block slides along the floor. What is the speed of the block when it has moved a distance of 0.0200 m from its initial position? (At this...
A 2.65 kg block on a horizontal floor is attached to a horizontal spring that is initially compressed 0.0400 m . The spring has force constant 820 N/m . The coefficient of kinetic friction between the floor and the block is 0.41 . The block and spring are released from rest and the block slides along the floor. What is the speed of the block when it has moved a distance of 0.0140 m from its initial position? (At this...
A tension force pulls a block a distance 96 meters along a frictionless, horizontal floor. The block has a mass of 10 kg. If the tension force has a magnitude of 91 Newtons, and is oriented at 20-degrees above the horizontal, what was the work done by the tension force? Give the numerical answer in Joules.
Calculate the magnitude of the normal force on a 25.2 kg block resting on the floor of an elevator that is accelerating upward at 4.78 m/s 7. a) 367 N b)r! 2 14 Nulingam sit ailarlw .tahn l 'no noianlo004 na zoogrobnu taido ga 0.0 Л c) 612 N d) 913 N .1 8. A 3.00-kg block starts from rest at the top of a 36.0 incline and slides 2.00 m down the incline in 1.75 s. Find the acceleration...