b) What is the direction of the magnetic field if the magnetic force on the electron is out of the Use the compass to tell the direction ->N V in South-East direction Direction:
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- Question 12 Charged spheres I, II, and III are located as shown below. = −6.50 µC 1 41 20.0 cm The net electrostatic force on sphere I is: 911 = +3.50 µC II 10.0 cm 9m=+2.80μC Question 13. The path of a charged particle travelling perpendicularly through a uniform magnetic field is deflected due to and the speed of the charged particle will 77 O L G CTrue or False ? A current- carrying wire is oriented horizontally (+x) in a magnetic field pointed into the page, the direction of the magnetic force acting on the wire will be towards the bottom of the page (-y)2) a) Which physical law is the basis for the continuity equation? b) Write continuity equation in differential form. c) Write two equations that each stand for magnetostatic case. d) An agglomeration of protons, that we shall treat as a point, explodes. 10 protons per second fly in all directions on average. What is the sign of div ?⃗(?⃗) at the position of the agglomerate? e) Write out div ?⃗(����⃗). Hint: remember what a delta function does to a volume integral.
- a) What is the magnitude of the force per meter of length on a straight wire carrying an 6.60- A current when perpendicular to a 0.85- T uniform magnetic field? b) What if the angle between the wire and field is 40.0∘?02A) a proton moves at 7.50 x 10 perpendicular to a magnetic field. The field causes the proton to travel in a circular path of radiusim What is the field strength? (a) at what speed will a proton move in a circular path of the same radius as the electron (b) What would the radius be if the proton had the same momentum?itude of the force on an traveling 6.05x105 mls horizontally Determine the n electron magn tothe east in a vertically upward magnetic field of strengith o-85T. twosi Expressyour answer to tw and significant figures Fnchide the correct unit Determine the direction of the force on an electrom
- 7. An electron is accelerated through 2.40 × 103 V from w rest and then enters a uniform 1.70-T magnetic field. What are (a) the maximum and (b) the minimum val- ues of the magnetic force this particle experiences? volocityI of =A proton travels clockwise in the plane of the page under the influence of a magnetic field of 3T a) If the particle has an energy of 10-15J, find the radius of the circle b) What is the direction of the field? c) A long wire carries a current of 10A. A closed loop, in the form of a rectangle with the dimensions in the figure carries a current of 4 A. The side of the loop nearest the wire is 1mm from the wire. Find the force on the loop.1. Find the radius of a proton’s orbit when it moves perpendicular to a magnetic field of 0.55 T with a speed of 6 27 105 . × m / s.