F = qVB sin a
where q = charge
V = velocity
B = magnetic field
a = angle between Velocity and magnetic field
F = 15*10^-6*5*0.08*sin 25
= 6 uN
direction will +ve z-direction
Meme 9) A charge of q 15 JC meves in a Nontbeast dieection with a speed...
9) A charge of q+15 HC moves in a Northeast direction with a speed 5 m/s, 25° East of a magnetic field, pointing North, with a magnitude of 0.08 T. Find the force (magnitude and direction) on the charge. 3 What direction? or 0
9) A charge. direction) on the charge. msgnetie fied pointing North with a magnitude of o.os T Hiad the force (mugnitude and of q = +15 μC moves in a Northeast direction with a speed 5 m/s, 25° East of a North, with a magnitude of 0.08 T. Find the force (magnitude and 3 What direction? or
6 18.3.P016 0/20 Submissions Used A test charge of +7 JC is placed halfway between a charge of +6 JC and another of +8 C separated by 18 cm (a) What is the magnitude of the force (in N) on the test charge? IN (b) What is the direction of this force (away from or toward the +6 HC charge)? O away from the +6 JC charge O toward the +6 JC charge Additional Materials Reading Submit Answer Save Progress
7. The figure shows a postive charge q 1C moving at speed v- 5m/s in a magnetic field B 3T that points out of the page. What is the magnitude of the force on the charge? What is the direction of the force? 30
7. Three charges having magnitude q,-0.1 JC, q2 = 0.2 C and q3 -0.3 Care arranged in a 2D plane as follows. Both charges, q2 and q: are at a distance, d = 0.1 m from charge q. What is the net electric force exerted on the charge qı? Express your answer in unit vector form. Then, find its magnitude and direction. 93 d d 91 92
A plane is headed south at a speed of 115 m/s (speed relative to the air). There is a 25.0-m/s wind speed blowing 32° north of east. What is the ground speed of the plane (magnitude and direction)? Ground speed: m/s Direction: O east of south
electromagnetic
9) Lorentz Force and the Cyclotron Frequency: (15 pts) A point charge q has an initial velocity v = v. and is incident on a constant magnetic field B = B.2. v = v. B = 3,2 (a) Determine the magnitude and direction of the Lorentz force acting on the charge. Express your answer as a vector. (b) Derive the cyclotron frequency for a charge in circular motion in a constant magnetic field with incident velocity perpendicular to the...
A charged particle (Q = 4 C, m = 0.04 kg) moves at a speed of 100 m/s perpendicular to the direction of a uniform magnetic field of 0.1 T. What is the magnitude of the force exerted by the magnetic field on the charge?
A negatively charged particle (q = −21.0μC) travels at a constant speed of 3.40 × 10^6 m/s into this page. It then enters a uniform magnetic field of magnitude 3.00 × 10^5 T that points towards the right of this page. a) What is the maximum magnitude of the magnetic force? b) What is the direction of the magnetic force?
A negatively charged particle (q = −16.0μC) travels at a constant speed of 2.55 × 10^6 m/s into this page. It then enters a uniform magnetic field of magnitude 3.05 × 10^5 T that points towards the right of this page. a) What is the maximum magnitude of the magnetic force? b) What is the direction of the magnetic force?