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An electron is accelerated through an electric potential of 123 V, then enters a 29 Gauss magnetic field in a direction at a right angle to the velocity. Find the radius in cm of the subsequent circular path for this electron. Express the answer with two decimal places.
q1. a crate of 31.9- tools rests on a horizontal floor. you exert a gradually increasing horizontal push on it and
Two converging lenses with focal lengths of f1 = 2.00 cm and f2 = 5.00 cm are situated 14.0 cm apart on a long optics bench. determine Is the final image real or virtual
What is the de Broglie wavelength of a neutron that has fallen 0.80m in a vacuum chamber, starting from rest
A shoe store uses small floor-level mirrors to let customers view prospective purchases. At what angle from vertical must such a mirror be inclined so that a person standing 59 from the mirror with eyes 142 off the floor can see her feet.
What is the least radius of the circular path? (b) At this radius, what is the force causing the centripetal acceleration of the pilot.
A diver of mass 60kg, on entering the water with an initial velocity of 14.87ms-1, experienced a force of resistance due to the opposing motion of magnitude of 180v Newtons, Calculate the maximum depth, in metres the diver will submerge
You observe that a solid cube of some material floats on the surface of an oil puddle at a service station with 68.7% of its volume submerged. What is the density of the cube\'s material
A cyclotron designed to accelerate protons has an outer radius of 0.357 m. The protons are emitted nearly at rest from a source at the center and are accelerated through 644 V each time they cross the gap between the dees, Find the cyclotron frequ..
Here on Earth you hang a mass from a vertical spring and start it oscillating with amplitude 1.9 cm. How long does it take for the mass to make one round trip
Illustrate what is the magnitude of the net gravitational force on the mass at the origin due to the other two masses?
An automobile has a mass of 1710 kg and a velocity of 23.2 m/s. It makes a rear-end collision with a stationary car whose mass is 2470 kg. What is the velocity of the two cars just after the collision
A 910-kg sports car collides into the rear end of a 2100-kgSUV stopped at a red light. The bumpers lock, the brakes are locked, What was the speed sports car at impact
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