Please show all steps so that I may see what I'm leaving out. Thanks
A uniform, level platform whose weight is P= 260 nt is held up by a vertical rope at one end ant a vertical cable at the other end. The length of the platform is L= 4.6 m. A painter whose weight W= 825 nt stands at a distance d=1.4 m from the rope. See ATTACHMENT for diagram of parameters. Find C, the force in the cable.
Two thin-walled circular tubes, one having a seamless section, the other a split section (see attachment), are subjected to the action of identical twisting moments. Both tubes have equal outer diameter "Do", inner diameter "Di", and thickness "t". Determine the ration of their angles of twist. See the attached file.
Determine the force F required to begin to move the crate up the incline. In addition you are to determine the maximum height (y) that the rope can be attached to the crate. The rope remains perpendicular to the crate at all times. (see diagram in attached file)
A box with length L= 1.2 m, width W= 2 m, and height S = 1.5 m, has its top, movable surface hinged at its edge. SEE ATTACHMENT#1 for diagram. Fig. 2 shows the box on the bottom of the ocean with its hinged top surface horizontal at distance h= 30 m beneath the surface. The ocean density at this location is D= 1025 kg/m^3.
** Please see the attached file for the related illustration ** A constant horizontal force of 10 N is applied to a wheel of mass 11 kg and radius 0.70 m as shown in Fig. 12-31. The wheel rolls without slipping on the horizontal surface, and the acceleration of its center of mass is 0.55 m/s2. (a) What are the magnitude an
Please address 17.10. Please use work forces, kinetic energy, conservation of Energy, potential energy, power=mom * ang vel. Please see attachments.
A uniform rod, length L= 1.50 m, mass M= 6.60 kg, has attached to each end a small mass m= 1.06 kg. Initially rotating about its c.m. axis at 48 rev/sec, is brought to rest in 15 seconds. Find the net torque, T, which is required.
In San Francisco a very simple technique is used to turn around a cable car when it reaches the end of its route. The car rolls onto a turntable, which can rotate about a vertical axis through its center. Then, two people push perpendicularly on the car, one at each end. The turn table is rotated one-half of a revolution to turn
Two blocks of mass m and 3m are slug over a pulley by a massless rope. The massess are initially at the same height. The pulley is a uniform solid disk of mass 12m and radius R. The total length of the rope including the part that is slung over the pullley is L The masses are released at time t = 0 Determine the time it takes
Bicycle: Five equations relating to horizontal force, horizontal acceleration, net torque, angular acceleration
See the attached file for proper format and graph. A bicycle contains a big chain ring with 52 teeth and a radius rbc = 16 cm, with a pedal arm length rp = 19 cm. Attached to the rear wheel is a cog having a choice of gears ranging from 12 teeth to 21 teeth, and a corresponding cog radius rc which is proportional to the numb
A cylindrical fishing reel has a moment of inertia of I = 6.81à?10^-4 kg* m2 and a radius of 3.13 cm. A friction clutch in the reel exerts a restraining torque of 1.49 N*m if a fish pulls on the line. The fisherman gets a bite, and the reel begins to spin with an angular acceleration of 63.7 rad/s^2. 1) What is the force of
The sketch attached shows a digger. Its overall mass is 5 tonnes. The extension of the arm is controlled by three cylinders, A, B and C. Cylinder A supports the arm from the chassis of the vehicle and cylinder C is between the bucket and the main arm. Draw a hydraulic circuit diagram for the control of the three cylinders su
1. A rigid body of total mass M and total length L consists of two solid uniform cylinders joined rigidly together at their end faces, as shown, with their principal axes of symmetry lying along the x-axis. See Attached
A massless string is wrapped around a uniform solid cylinder with mass M = 10 kg and radius R = 0.40 m. One end of the string is attached to the cylinder and the free end is pulled tangentially by a force that maintains a constant tension T = 5 N . Find (a) the angular acceleration (b) the angular speed of the cylinder 5
Regarding the approach to induction motor operation and how to solve the very simple problem being known some basic equations of power balance such as input power equation of IM (P=[(EV/X)sin(Angle E- Angle V)]
A 12 pole, 60 Hz synchronous machine has an internal rms voltage of 10 kV. Its internal synchronous reactance is 10 ohms. The machine is connected to a network with a terminal voltage of 11 kV rms. The phase angle difference between the internal and external voltages is 30 degrees (internal minus external). (a) Is this machi
How can I solve this problem below: The asking problem: A safety device used by workers climbing ladders fixed to high structures consists of a rail attached to the ladder and a sleeve which may slide on the flange of the rail. A chain connects the worker's belt to the end of an eccentric cam which may rotate about an axle a
A flywheel is symmetrical but irregular. SEE ATTACHMENT #1 for a diagram showing parameters. Its mass is 25 kg. When supported from a knife edge pivot, .36 m from the c. m. at its center, it oscillates as a physical pendulum completing 100 complete oscillations in 180 seconds. Find Io, its moment of inertia about the c.m. axis
A truck whose weight is W, has a wheelbase (distance between front and back wheels) B= 3.2 meters. On level ground the front wheels carry 65% of its weight. The center of gravity (c.g.) of the truck is distance d= .85 m above the ground and unknown horizontal distance x, behind the front wheels' contact with the ground. The coef
A car is stopped with its front wheels resting against a curb when its driver starts the engine and tries to drive over the curb. Knowing that the radius of the wheels is 280 mm, that the coefficient of static friction between the tires and the pavement is 0.90, and that 60 percent of the weight of the car is distributed over it
See attached diagram. Three emergency escape hatches are on a submarine submerged in sea water whose density is D=1025 kg/m^3. Each hatch is rectangular, having width W= .85 m, length L= 1.2 m with its hinge of length W along one side. See attachment for orientation for Parts a, b, and c. PART a. The Deck Hatch is in
A disk of mass M and radius R unwinds from a tape wrapped around it. The tape passes over a frictionless pulley, and a mass m is suspended from the other end. Assume that the disk drops vertically. a) Relate the accelerations of m and the disk, a and A, respectively to the angular acceration of the disk. Ans clue- If A w
A disk of mass M and radius R unwinds from a tape wrapped around it. The tape passes over a frictionless pulley, and a mass m is suspended from the other end. Assume that the disk drops vertically. a) Relate the accelerations of m and the disk, a and A, respectively to the angular acceration of the disk. Ans clue- If A we
A cylinder of mass M and radius R is rotated in a uniform V grove (which looks like a rectangular block with an 45-45-90 degree triangular prism cut from the center- that the cylinder rotates in) The cylinder has a constant angular velocity w and a coefficient of friction u with each surface. What torque must be applied to the c
A uniform stick of mass M and length l is suspended horizontally with end B on the edge of a table, and the other end, A is held by hand. Point A is suddenly released. At the instant after release: a) What is the torque about B? b) What is the angular acceleration about B? c) What is the vertical acceleration of the center
See attachment #1 for diagram showing parameters At the upper end of an inclined plane of length L, a uniform sphere is released from rest. At the same instant, a uniform cylinder is released from rest at distance d ahead of the sphere such that both sphere and cylinder arrive at the same time at the lower end of the plane.
A 1m long crowbar is used to lift a heavy crate. The pivot point is 10 cm from one end. a) If 600 N is exerted on one end, what is the upward force exerted on the crate at the other end? b) Calculate the mechanical advantage, the ratio of forces.
The blades of a ceiling fan have a total moment of inertia of 0.16kg*m^2 and an angular acceleration of 7.0 rad/s^2. What net torque is being applied to the blades?
Moment of inertia problem A uniform cylinder has mass M and radius R. a. Find by integration the moment of inertia, Io, about its center of mass axis at center, perpendicular to the face of the cylinder. b. Use the translation of axis theorem, 'Ip = Io + M h^2' to find the moment of inertia about an axis parallel to that
Shown below are seven situations where a student is holding a meter stick at the left end at various angles. A 1.0 kg mass is hung on the meter sticks at different locations. The meterstick is held stationary in all cases. All of the meter sticks are identical, but the distance along the meter stick at which the 1.0 kg mass is h