Please see the attached file for diagram. Please show Free Body diagram and all calculations. The slender uniform bar ABC has a mass of 12kg and is anchored to the support ceiling by two cables T1 and T2. Given that T2 breaks find the tension in T1 after the break.
A test tube filled with liquid of uniform density rho, as shown in the figure (see attachment), is spun in a centrifuge with angular frequency w. The test tube lies perpendicular to the axis of rotation of the centrifuge. The pressure in the fluid at the distance r0 from the axis of rotation is p0. You may ignore the variation i
Please help with these two problems. I am having a hard time with them. Thanks.
Please see attachment. Thank You your help is greatly needed. 12. A top is spinning counterclockwise as shown in the figure. It is also moving to the right with a linear speed v. What is the direction of the angular velocity? 13. A wrench is used to tighten a nut as shown in the figure. A 12-N force is applied 7.0 cm from
Could you please provide the answers and workings out to the following physics problems. 1. A wheel with a 0.10-m radius is rotating at 35 rev/s. It then slows uniformly to 15 rev/s over 3.0-s interval. What is the angular acceleration of a point on the wheel? 2. During the spin-dry cycle of a washing machine, the motor slo
Please see the attached file. Please include all vector diagrams. Point A of the link BA has a downward velocity of Va = 2 m/s during an interval of it's motion. For the position where ø = 30 degrees determine the angular velocity of AB and determine the velocity (Vg) of the midpoint G of the link.. Solve the relati
Please see attachment. Determine the angular velocity of link BC for the instant indicated given 2 cases: Case a: the center of the disk is fixed pivot and the disk rotates about this pivot with angular velocity Ω. Case b: the disk rolls without slipping on the horizontal surface with angular velocity Ω.
Please see the attached file. Two V belt pullies form an integral unit and rotate about a fixed axis at O. At a certain instant point A on the belt of the smaller pully has a velocity of Va = 1.5 m/s. and point B on the belt of the larger pully has an acceleration of ab = 45m/s as shown. For this instant determine the ac
A force F of magnitude F making an angle theta with the x axis is applied to a particle located along axis of rotation A, at Cartesian coordinates (0, 0) The vector F lies in the xy plane, and the four axes of rotation A, B, C, and D all lie perpendicular to the xy plane. a). What is the torque (TA) about axis A due to the fo
The circular disk rotates with a constant angular velocity about its axis which is inclined in the Y-Z plane at the given angle. Dermine the vector expressions for the velocity and acceleration for a point located on the rim, whose position vector at the instant is given.
The circular disk rotates with a constant angular velocity w=40 rads/sec about its axis which is inclined in the Y-Z plane at the angle A = arctan ¾. Determine the vector expressions for the velocity and acceleration for point P located on the rim, whose position vector at the instant shown is r = 15i + 16j -12k in. (Plea
Ball a, of mass m_a, is connected to ball b, of mass m_b, by a massless rod of length L. The two vertical dashed lines in the figure, one through each ball, represent two different axes of rotation, axes a and b. These axes are parallel to each other and perpendicular to the rod. The moment of inertia of the two-mass system abou
1.) Suppose the largest surface of the body through which flux passes has an area of 0.024 m2 and a normal that is parallel to a magnetic field of 2.0 T. Determine the smallest time period during which the field can be allowed to vanish if the magnitude of the average induced emf is to be kept less than 0.010 V. For this one
A fountain has jets that squirt water in all directions at a speed of 16 ft/sec from a central point as shown. The dotted curve shows the boundary between the "dry" region (which the fountain doesn't reach) and the "wet" region reached by the water spray. Find the shape of this dotted curve, giving an equation for it (y as a f
Please help me with the the steps. 1. A 0.12 m radius grinding wheel takes 5.5 sec to speed up from 2.0 rad/sec to 11.0 rad/sec. What is the wheel's average angular acceleration? 2. A solid sphere of mass 4.0 kg and radius 0.12 m is at rest at the top of a ramp inclined 15 degrees. It rolls to the bottom without slipping. Th
Using a 1-meter crowbar to lift a 50-kg rock. The crowbar is placed over a small rock set .25 meters from the end of the crowbar, which is placed under the rock. The crowbar is set at a 30-degree angle from the ground. I need to figure out how much effort must be applied to the crowbar to lift the rock and what kind of lever th
6. If F1=50lb upward and F2=60lb upward ,the resultant and the direction of the resultant along the common line of action would be (A)10lb down (B)90lb up (C)110lb up (D)210lb up 7. A body that weighs 50lb is placed in contact with an inclined plane surface. The coefficient of friction between the surfaces is 0.25 and the angle
At t=3s, a point on the rim of a .2m radius wheel has a tangential speed of 50m/s as the wheel slows down with a tangential acceleration of constant magnitude 10m/s^2. a) What is the constant angular acceleration? b) What is the angular velocities at t=3s & t=0s c) Through what angle did the wheel turn between t=0s & t=3s?
1. A strobe lights shines on a fan. By changing the speed of the strobe light, the fan appeared to run slower and sometimes even looked like it was stopping or running backwards. Assume the fan has three identical blades so that once the fan has rotated 1/3 around it looks exactly the same. Before turning on the strobe light we
A hoop of mass M and radius 1? rolls without slipping along a track which has the shape of a circle with radius 4R. It is subject to gravity. It is confined to a plane, so when the no-slip constraint is imposed there is just one degree of freedom. Find T, U, L, and the Lagrange equation. For small oscillations find the angular frequency of oscillation.
A hoop of mass M and radius 1? rolls without slipping along a track which has the shape of a circle with radius 4R. It is subject to gravity. It is confined to a plane, so when the no-slip constraint is imposed there is just one degree of freedom. Use the angle d as your coordinate. (This angle gives the location of the cente
1. A disc of Radius a lies on x-y plane with the z axis through its center. Surface Charge of uniform density P (row ) lies on the disk, which rotates about the Z axis at an angular velocity (ohm sign) rad/s. Find H (magnetic field intensity) at any point on the Z axis. Use BIOT-SAVART LAW. 2. A solid cylinder of radiu
See attached file.
Why does mud fly off a rapidly spinning wheel?
3. In lecture we found explicitly a matrix which would transform the components of a vector in three dimensional space from an initial frame of reference to a rotated frame specified by the pseudo-Euler angles. a)....b)....c).... Galilean Transformation. See attached file for full problem description.
Here is a list of Qualitative problems which need the physics explained for each, diagrams, and equations with text are welcome. 1) The vector potential and the magnetic field inside and outside of a diamagnetic sphere in a uniform magnetic field 2) The vector potential and the magnetic field inside and outside of a unif
1. A ball is thrown up in the air. It goes up and then eventually comes down again. On its way up (after being let go), which is correct? A. Its acceleration decreases B. Its acceleration increases C. Its accelerations stays pretty much the same D. Impossible to stay unless the ball,s mass is known E. Impossible to sta
In problem 16.98(a), if the disk and drum have a total weight of 15 lb, and P has a magnitude of 4 lb, the angular acceleration of the disk is: a. 16.4 rad/s^2 b. 12.4 rad/s^2 c. 23.2 rad/s^2 d. 8.3 rad/s^2
Was given formula IMA(1) = (r of rear sprocket/r of front sprocket) * (r of pedal/r of wheel) If Rear sprocket = r of 5.37cm; circum. of 33.75cm Front sprokcet = r of 5.57cm; circum of 35cm Radius of pedal = 9cm Radius of wheel = 33cm Calculated IMA(1) to be 0.28 was given formula IMA(2) = distance of pe
See attached file for full problem description on finding r and r2, etc.
Temperature plays a role in determining the relevance of electronic, vibrational, and rotational spectral lines in room-temperature biomedical optics. The ratio between any two states' populations is an exponential function of ∆E, the difference in their energies, and kT, the Boltzmann energy, ratio is exp (-∆E=kT). Taki
Show ALL your work, including the equations used to solve the problems. A uniform cylinder of radius 10 cm and mass 20 kg is mounted so as to rotate freely about a horizontal axis that is parallel to and 5.0 cm form the central longitudinal axis of the cylinder. a) What is the rotational inertia of the cylinder about the axis