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The magnetic field in the figure is decreasing at the rate 0.2 T/s
a. What is the magnitude of the acceleration of a proton at rest at point a?
b. What is the direction of the acceleration of a proton at rest at point a?
c. What is the magnitude of the acceleration of a proton at rest at point b?
d. What is the direction of the acceleration of a proton at rest at point b?
e. What is the magnitude of the acceleration of a proton at rest at point c?
f. What is the direction of the acceleration of a proton at rest at point c?
A rifle is aimed horizontally at a target 56.16 m away. The bullethits the target 2.65 cm below the aim point. What was the bullet's speed as it left the barrel
A cart with mass 470 g moving on a frictionless linear air track at an initial speed of 1.8 m/s undergoes an elastic collision with an initially stationary cart of unknown mass. After the collision, the first cart continues in its original direction ..
A tennis player tosses a tennis ball straight up and then catches it after 1.48 s at the same height as the point of release. What is the acceleration of the ball while it is in flight
You are traveling in a spaceship at a speed of 0.52c away from Earth. You send a laser beam toward Earth traveling at velocity c relative to you. What do observers on the Earth measure for the speed of the laser beam?
A plane accelerates from rest at a constant rate of5.00 m/s^2 along a runway that is1800 m long. Assume that the plane reaches the required takeoff velocity at the end of the runway.
A father racing his son has 2/3 the kinetic energy of the son who has 2/3 the mass of the father. What is the origianal speed of the father
In a purely inductive circuit of 36 mH, the freq is 71 Hz and the maxium voltage is 317 V. Find the rms current in the circuit
A firehose 15 m long is uncoiled by pulling the nozzle end horizontally along a frictionless surface at the steady speed of 2.9 m/s. How much work has been done on the hose by the applied force
A 58.0 kg girl weighs herself by standing on a scale in an elevator. What is the force exerted with the scale when the elevator is descending at a constant speed of 10 m/s?
q1. a magnifier has a magnification of 7x.how far from the lens must an object be placed so that its virtual image is
Modern wind turbines are larger than they appear, and despite their apparently lazy motion, the speed of the blades tips can be quite high- many times higher than the wind speed. At the tip of the blade what is the speed
Sodium light of wavelength 589 nm is focused through a pinhole before illuminating a Young's double aperture with an aperture spacing of 1.00 mm. what is the maximum pinhole diameter
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