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You are installing a new spark plug in your car, and the manual specifies that it be tightened to a torque that has a magnitude of 97 N·m. Using the data in the figure, determine the magnitud
If the concentration of sodium inside a cell is 12 mM, and the concentration outside the cell is 162 mM, find the equilibrium potential for sodium. The temperature is 300 K. If the actual potential
As you know, the projections of this point on the x- and y-axes undergo simple harmonic motion. What is the amplitude of this motion?
A uniform 8.6 m tall aluminum ladder is lean- ing against a frictionless vertical wall. The ladder has a weight of 294 N. The ladder slips when it makes a 47.0? angle with the horizon- tal floor. D
A proton travels with a speed of 4.90 106 m/s at an angle of 57° with the direction of a magnetic field of magnitude 0.210 T in the positive x-direction.
A disk with a radius of 0.1 m is spinning about its center with a constant angular speed of 10 rad/sec. What are the speed and magnitude of the acceleration of a bug clinging to the rim of the disk
A jug contains 1 kg of water at 200 degrees Celsius. How much ice at 0 degrees Celsius must be added to the jug of water so that all of the ice melts and the system is at a final temperature of 0 de
A 0.015 kg record with a radius of 15cm rotates with an angular speed of 33.33rpm. A 0.60 g fly lands on the rim of the record. What is the fly's angular momentum?
Finally, assume the sender always has data to send and the network can handle 10000 bytes per RTT before losing data. Show the successive values of the congestion window in bytes:
For a simple harmonic oscillator, the position is measured in the displacement from the equilibrium.
An electric field of 8.50 x 105 V/m is desired between two parallel plates, each of area 35.0 cm2 and separated by 2.45 mm of air. What charge must be on each plate?
Show that this slight shortening of the period amounts to the observed precession (gradual rotation of the semi-major axis ) of Mercury's orbit which is 43 seconds of arc per century. This agreement
The acceleration of gravity is 9.81 m/s2 . a) At what initial speed must the quarterback throw the ball for it to reach the receiver?
While the woman walks, she maintains a constant speed of 3.0 m/s relative to the raft. Find the total kinetic energy of the system (woman plus raft) Find the total kinetic energy of the system if th
A wheel 31 cm in diameter accelerates uniformly from 240 rpm to 360 rpm in 6.8s. How far will a point on the edge of the wheel have traveled in this time?
As an airplane taxies on the runway with a speed of 15.1 m/s, a flight attendant walks toward the tail of the plane with a speed of 1.09 m/s. What is the flight attendant's speed relative to the gr
A sphere of linear magnetic material is placed in a uniform external magneticm field ~B_0. Find the new field inside the sphere.
The rocket attains its launch speed in a negligibly short period of time, after which its engines shut down and the rocket coasts. By how much does the rocket clear the top of the wall?
What is the difference between the original mass of the 212-Po nucleus and the total mass of the fragments after the decay?
The symmetry axis of the plate. Find the precession period of the axis of rotation about symmetry axis . also find the angle between (w) and (L).
A lead bullet initially at 13.4oC melts just upon striking a target. Assuming that all of the initial kinetic energy of the bullet goes into the internal energy of the bullet to raise its temperatu
A 110 kg mail bag hangs by a vertical rope 4.0 m long. A postal worker then displaces the bag to a position 2.0 m sideways from its original position, always keeping the rope taut. As the bag is mo
An unknown number of moles of an ideal monoatomic gas expand reversibly from Vi = 2.90 m3 to Vf = 3.70 m3, at a constant pressure of 1.95 atm and an initial temperature of 300 K.
A pot with a plant is hang from wires. What is the tension in each wire if the pot and the plant of a combined weight of 25 N and angle a is 40 deg. and angle b is 30 deg.
The influence of a constant net force of 35 000 N. What is the net force that acts on the plane's 80-kg pilot, assuming that he has the same acceleration as the plane.