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You are standing in the middle of the recreation room of anuclear submarine that is lurking in the Arctic Ocean at themagnetic south pole of the earth, where the magnetic field linespoint straight down toward the ocean floor, in the negativez direction. You can fire positively charged particlesfrom the origin at various speeds in any one of the four directionsalong the positive or negative x and y axes.There is a vertical pole in the position shown. In whichdirection(s) can you fire positively charged particles and havethem reach the pole? Assume that the room is large enough that youdon't have to worry about hitting the walls.Pole in 1st quadrantperson in 4th quadrant
A pigeon flying horizontally at a speed of 16.0m/s drops a stolen Rolex watch. The timepiece falls to the ground in 2.90s. (a) what was the watch's altitude when it was dropped? (b) how far horizontally did it travel before it smashed into the deck?
A car rounds a banked curve. The radius of curvature of the road is R .the banking angle is a. the coefficient static friction is f.
A 1.91-kg solid sphere (radius = 0.130 m) is released from rest at the top of a ramp and allowed to roll without slipping. What is the translational and kinetic energy
an ammonia molecule nh3 has a permanent electric dipole moment 5.0 10-30 cm. a proton is 1.8nm from the molecule in
A spinning object has a moment of inertia of 1.6 kg*m2. It is rotating at a rate of 1rad/s. If the moment of inertia increases to 3 kg*m2, what is the new rotational velocity
An electric field E with an average magnitude of about 150 N/C points downward in the atmosphere near Earth's surface. What charge (both sign and magnitude) must be used
A helicopter, starting from rest, accelerates straight up from the roof of a hospital. The lifting force does work in raising the helicopter. What is the average power generated by the lifting force
A thermodynamic system undergoes a process in which its internal energy decreases by 455 J. Find the energy transferred from it by heat
A uniform rod of length L rests on a frictionless horizontalsurface. The rod is pivoted about a fixed frictionless axis at oneend. The rod is initial at rest. A bullet traveling parallel to thehorizontal surface and perpendicular to the rod with s..
Two long parallel wires carry currents of 10 A in opposite directions. They are separated by 40 cm. What is the magnetic field in the plane of the wires at a pointthat is 20 cm from one wire and 60 cm from the other?
Coherent light from a sodium-vapor lamp is passed through a filter that blocks everything except for light of a single wavelength. find the wavelength of the light that falls on the slits
A 100 kg block is pulled at a constant speed of 7.4 m/s across a horizontal floor by an applied force of 132 N directed 37° above the horizontal. find the rate at which the force does work on the block
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