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An alpha particle (m = 6.68e-27 kilogram, q = 3.20e-19 C) is moving perpendicularly to a uniform magnetic field at a speed of 7.88e6 meter per second. Because of the force exerted on it by the magnetic field, it is accelerating at 5.67e12 m/s2. Determine what is the strength of the magnetic field?
1 puck 1 has a mass of 146g puck 2 has a mass of 48g. the centers of the pucks are 20 cm apart. at what position is the
A student (m = 63 kilogram) falls freely from rest and strikes the ground. During the collision with the ground, he comes to rest in a time of 0.0170 second. Evaluate from what height did the student fall
An observer stands 23.1 meter behind marksman practicing at a rifle range. Calculate how far does each bullet travel before the observer hears the report of the rifle
A 5.0 gram bullet is fired horizontally into a 0.5 kg block of wood resting on a frictionless table. The block, which is attached to a horizontal spring, retains the bullet and moves forward, compressing the spring.
A hydrogen atom in the n = 2 state absorbs a photon with wavelength 410nm, Find the change in the atom's potential energy
A baseball pitcher throws a pitch with an initial velocity of 41.2 m/s, directed horizontally. How fardoes the ball drop vertically by the time it crosses the plate 18.0m away?
A helium-neon laser (wavelength = 630 nm) is utilized in a single-slit experiment with a screen 2.3 m away from the slit. If the slit is 0.13 mm wide, what is the width of the central bright fringe on the screen? Gauge this width using the location..
An object is launched from a cliff (h meters above the ground) at t= 0 with an initial launch speed of v0 m/s at an angle of m/s at angle of above the horizontal. at t = 1 sec, the projectile reaches its highest point. At t=5 sec, the object lands th..
A 20-N horizontal force pushes an object along a rough floor so that the object moves with a constant velocity of 7.0 m/s
In a uniform electric field of magnitude E, the field lines cross through a rectangle of area A at an angle of 77.0° with respect to the plane of the rectangle, What is the magnitude of the flux through the rectangle
bob walks 240m south then jogs 660m southwest then walks 240m in a direction 29 degrees east of north.a use either
A thin transparent film has an index of refraction of 1.57. It consists of a flat plate with air on both sides of the film. Determine the minimum thickness of the plate
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