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Two identical conducting spherical shells S1 and S2 carry charges Q1 and Q2, respectively, Determine the total charge on S1 and S2 after they are separated
You have a wire with a current that points upwards. If you put a compass east of that wire, how would the magnitude and direction of the total magnetic field change
A 35 kg block of ice slides down a frictionless incline 1.6 m along the diagonal and 0.63 m high, Find the magnitude of the worker's force. How much work is done on the block by the worker's force
A ski tow operates on a slope of angle 14.8? of length 250m . The rope moves at a speed of 12.4km/h, Estimate the power required to operate the tow
A 3.00kg stone is sliding to the right on a frictionless horizontal surface at 5.50m/s when it is suddenly struck by an object that exerts a large horizontal force on it for a short period of tim, W
An engine of the orbital maneuvering system (OMS) on a space shuttle exerts a force of 2.64×104N j^ over a time interval of 4.50s, What is the impulse of the force for this time interval of 4.5
A certain mixing tank has a capacity of 20 gallons and it is full of water with a small amount of bleach, Find the amount of bleach inside the tank at time t
A container with a pressure of 3 atmospheres and a temperature of 200c contains 36 gram of nitrogen. what is the mean distance between molecules, assuming that the container is a cube
Light of wavelength 580nm illuminates a diffraction grating. The second-order maximum is at angle 41.5 degrees
A block (m+12 kg) is moving at a speed of 7.0 m/s on a level surface. A force of 25 N is applied in the direction that is moving but it comes to a stop in a distance 625 cm
An object is sliding on a horizontal surface. The coefficient of kinetic friction between the object and the surface is 0.250. how far will the object travel before it stops
A proton accelerates from rest in a uniform electric field of 652 N/C. At some later time, its speed is 1.26 106 m/s. How far has it moved in that interval
The electric field everywhere on the surface of a charged sphere of radius 0.180 m has a magnitude of 500 N/C, What is the net charge on the sphere
The nucleus of 8Be, which consists of 4 protons and 4 neutrons, is very unstable and spontaneously breaks into two alpha particles, What is the force between the two alpha particles when they are 5.2
A parallel plate vacuum capacitor is connected to a battery and charged until the stored electric energy is u, Find u, the energy dissipated in the resistor
A current of 6.80 A is located at the origin. (This current flows parallel to the z axis, with a positive current flowing in the + k direction.) Find the magnetic field at a point 6.27 cm along the
A current of -3.70 A is located 5.51 cm along the x axis, that is, at the point (5.51,0.00) cm. A current of -6.15 A is located 4.08 cm along the y axis, Find the magnetic field at the origin
Suppose a particle with mass m is released from rest in a uniform gravity g, write down the relativistic equation of motion and find an expression that gives the relationship between velocity and time
Object A with mass 9*mo is moving in positive x direction at speed of 0.8c. Object B with mass 1.2*mo is moving toward negative x direction with speed of 0.6c, Find the kinetic energy of the system
Two infinite, parallel, uniformly charged plates with charge densities +sigma and +3sigma are separated by a distance L, what is the potential of the plate on the left
A useful model of a water molecule is sketched in the figure below, with point charges of 5.2 10-20 C at the H sites, What is the total electric potential energy of this model of a water molecule
an astronaut weighs 1000N on the surface of the earth(radius = 6.38*10^6m) what is the weight of the astronaut at the elevation of 620 km above the earth's surface
An earth satellite is observed to have a height of pergee of 210 Kilometers and a height of apogee of 1,200 kilometers. Find the period of the orbit
Find the speed of a satellite moving in a circular orbit just above the surface of Mars. Mars has a radius of 3.40 106 m and a mass of 6.42 1023 kg
A 9 V battery is rated at 80 Ah. It can deliver a current of 80 A for one hour, or a current of 40 A for 2 hours, etc. What is the total energy stored in the battery