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A long solenoid with 9.07 turns/cm and a radius of 7.04 cm carriesa current of 20.0 mA. A current of 4.56 A exists in a straightconductor located along the central axis of the solenoid.
(a) At what radial distancefrom the axis in centimeters will the direction of the resultingmagnetic field be at 58.1° to the axialdirection?
(b) What is the magnitude of the magnetic field there?
What is the minimum cross-sectional area required of a vertical steel cable from which is suspended a 270 kg chandelier, If the cable is 7.5 m long how much does it elongate
On a banked race track, the smallest circular path on which cars can move has a radius of 124 m, while the largest has a radius of173 m. The height of the outer wall is 11.8 m. Find(a) the smallest and (b) the largest speed at which cars can move on ..
two particles with electric charges q and ?3q are separated by a distance of 0.8 m. a if q 2.2 c what is the electric
A toy train with 1.2kg mass is moving at a stright line platform with the velocity 12m/s. It collides another toy train of 0.9kg mass with velocity of 7m/s. If e = 0.8, what is the velocity of each train after the collision.
a block of a certain material begins to slide on an inclined plane when the plane is inclined to an angle of 18.26deg.
A canister containing 115 kg of an ideal gas has a volume of 6.5 m3. what is the rms speed of the molecules
Two long parallel wires carry currents of 2.83 A and 5.41 A. Find the separation distance of the wires expressed in millimeters
an astronaut on the moon weighs only one sixth of what he weighs on earth. explain why period does not depend on the mass of pendulum
a hummingbird hovers 4.00cm from the surface of a decorative stainless-steel sphere that sits on a pedestal in a garden. make a sketch of the optical system
Determine the amplitude and phase of the resultant motion when two sinuosidal motions having the same frequency and traveling in the same direction are combined, if their amplitude are 3.0 com and 4.0 cima they differe in phave by pi/2 radians.
two shuffleboard disks of equal mass one orange and the other yellow are involved in an elastic glancing collision. the
at its perihelion in February 1986, comet Halley was 8.79*10^7 km from the sun and was moving at 54.6 km/s. What was its speed when it crossed Neptune's orbit in 2006
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