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The magnetic flux passing through a single loop in a transformer changes at a rate of 9.5 Wb/s. The primary coil has 40 loops and the secondary coil has 862 loops. Find the voltage in each coil.
A particle of ink in an ink-jet printer carries a charge of -8X10^-13 C and is deflected onto paper with a force of 3.2X10^-4 N. Find the strength of the electric field.
Explain why carbonate beverages must be stored in sealed containers. Once the beverage has been opened why does it maintain more carbonation when refrigerated than at room temperature?
A mass spectrometer has an adjustable magnetic field. When the magnetic field is 8.000e-2 T, a singly ionized hydrogen atom (a proton) will strike the detector at a particular location.
Describe a non-chemical application of Le Chatelier's principle. What is the system in equilibrium? What is the stress? How does the system respond?
If the coeficient of kinetic friction is .20, how much work was done by the worker's force? What was the increase in thermal energy of the block-floor system?
Suppose that the synapses are each 98 nm wide; that it takes 0.09 ms for the signal to cross each synapse; and that the action potentials travel at 94 m/s. (a) At what average speed does the signal
A proton is moving at 2.00 × 105 m/s and begins to circle at a radius of 3.500e-3 m. What is the strength of the perpendicular magnetic field acting on the proton?
A particle starts from the origin at t = 0 with a velocity of 6.0 i m/s and moves in the xy plane with a constant acceleration of (-2.0 i + 4.0 j) m/s^2. At the instant the particle achieves its max
Oil and water are immiscible. What does this mean? Explain in terms of the structural features of their respective molecules and the forces between them.
A neutron moved through a 8.2 T field with a speed of 198488 m/s. The velocity of the neutron is perpendicular to the field. Determine the magnetic force on the neutron.
A 33 cm diameter coil consists of 20 turns of cylindrical copper wire 3 mm in diameter. A uniform magnetic field, perpendicular to the plane of the coil, changes at a rate of 7 x 10-3 T/s. Determine
A proton of rest mass 938.256 MeV/c^2 is moving 75% the speed of light. A. Determine the relativistic mass of the proton?
A current loop in a motor has an area of 0.85 cm2. It carries a 240 mA current in a uniform field of 0.62 T . What is the magnitude of the maximum torque on the current loop?
A typical protein contains 16.2% nitrogen (14.00674 mg/mmol). A 0.500 mL a liquote of protein solution was digested, and the liberated NH3 was distilled into 10.00mL of 0.02140 M HCL.
A boat heads east accross a stream with a velocity of 20.0 m/s. The stream flows from the north at 5.00 m/s. A) What is the resultant velocity of the boat as seen by an observer on the starting bank o
In the gas phase , methyl isocyanide( CH3NC) isomerizesto methyl cyanide (CH3CN) in a first order reaction with arate constant of 7.70x10*-4 S*-1 at 500 k.
A car of mass 1490 kg traveling at 28 m/s is at the foot of a hill that rises 135m in 2.8km. at the top of the hill, the speed of the car is 6m/s. find the average power delivered by the car's engin
Suppose that a 33-meter length of resistive wire is connected across the terminals of a battery. If a voltmeter reads 52 V when connected across the battery terminals, what should it read when conne
The second wire lies along the x axis. Determine the value of y for the line in the plane of the two wires along which the total magnetic field is zero.
Find the R-factor for each of these layers, and the equivalent R-factor for all layers taken together, retaining two digits.
Determine the minimum value of the coefficient of static friction, as a function of L and D, that will keep the pole horizontal and not allow its end to slide down the wall.
Assume that your maximum metabolic rate (the maximum rate at which your body uses its chemical energy) is 1500 W (about 2.7 hp). Assuming a 40 percent efficiency for the conversion of chemical energ
Each droplet has a radius of 2.0 x 10^-5 m. Find the total surface area of these N spherical droplets.
A negative charge of -3 x10^-6C and a positive charge of 4.0 x10^-6 C are separated by a distance of 3 mm. What is the force on the negative charge? (magnitude and direction). A. what is the force o