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Assuming the crude oil has a specific gravity of 0.895 and viscosity of 200 SSU at 20°C, calculate the total pressure drop due to friction in the pipeline.
part A )What is the ratio of the radii of their circular paths? part B)In this spectrometer, singly ionized uranium ions pass first through a 130m/s velocity selector, and then into a 2.90T magnetic
The positron is a particle with the same mass as an electron but charge +e. A positron in a bubble chamber moves perpendicular to a 3.0T magnetic field. If the positron's kinetic energy is 24eV , w
A velocity selector has its electric field directed vertically downward, with magnitude 180N/C . Part A.) Find the magnitude of the horizontal magnetic field required to select charged particles movin
A proton in the upper atmosphere moves at 9.2×105m/s, perpendicular to Earth's magnetic field, which at that point has magnitude 5.3×10-5 T .Find the curvature radius of the proton's traje
A race car goes around a level, circular track with a diameter of 1.00 km at a constant speed of 89 km/h. What is the car's centripetal acceleration in m/s2?
Four long parallel wires each carry 2.0 A in the same direction. They are parallel to the z-axis, and they pass through the corners of a square of side 4.0 cm positioned in the x-y plane. What magne
Some sliding rocks approach the base of a hill with a speed of 17.0 . The hill rises at 41.0 above the horizontal and has coefficients of kinetic and static friction of 0.370 and 0.560, respectively
A proton is fired perpendicular to these plates, starting at the middle of the negative plate and going toward the positive plate. How much work has the electric field done on this proton by the tim
Linearly polarized light propagating along the y-direction is incident on a polarizer whose axis is parallel to the z-direction. If the intensity of the transmitted light is equal to 31% of the inci
Suppose the power line at the higher voltage would dissipate 3.5 % of the power that it carries. What percentage of the power would be dissipated in the low-voltage power line?
A wheel of radius R is rolling without slipping. The velocity of the point on the rim that is in contact with the surface, relative to the surface is:
A sample of ideal gas occupies a volume of 1.5 L and is under a pressure of 300 kPa. The gas undergoes an isothermal expansion to a volume of 4.0 L. How much work is done by the gas?
A student, starting from rest, slides down a water slide. On the way down, a kinetic frictional force (a nonconservative force) acts on her. The student has a mass of 75 kg, and the height of the wa
The skateboarder in the drawing starts down the left side of the ramp with an initial speed of 5.1 m/s. Neglect nonconservative forces, such as friction and air resistance, and find the height h of
A 41-kg girl is bouncing on a trampoline. During a certain interval after leaving the surface of the trampoline, her kinetic energy decreases to 160 J from 450 J. How high does she rise during this
At a height of 14 m, his speed is 5.2 m/s. His mass, including the propulsion unit, has the approximately constant value of 135 kg. Find the work done by the force generated by the propulsion unit.
Juggles rises to a height of 3.2 m above the ground, at which point he has the same amount of gravitational potential energy as Bangles had before he jumped, assuming both potential energies are mea
A person pushes a 24.5-kg shopping cart at a constant velocity for a distance of 39.8 m on a flat horizontal surface. She pushes in a direction 22.4 ° below the horizontal. A 50.7-N frictional f
An electron with speed of 3.00X10^5 m/s moves into a uniform electric field of magnitude 4.00X10^3 N/C. The field is parallel to the electron's motion. How far will the electron travel before its sp
You need to design a 60.0-Hz ac generator that has a maximum emf of 5600 V. The generator is to contain a 170-turn coil that has an area per turn of 0.96 m2. What should be the magnitude of the mag
A fully charged 7.1uF capacitor is connected in series with a 2.0×10^5 Omega resistor. What percentage of the original charge is left on the capacitor after 1.7s of discharging?
A series combination of four identical resistors is across a battery. The potential difference across each resistor is 2.0V, and the circuit current is 0.22A. a) Find the value of each resistor.
Express your answer using two significant figures. yearly cost = B) Suppose your refrigerator uses 300 of power when it's running, and it runs 8 hours a day. What is the yearly cost of operating you
During a 78-ms interval, a change in the current in a primary coil occurs. This change leads to the appearance of a 7.8-mA current in a nearby secondary coil. The secondary coil is part of a circuit