Multiple Choice
A uniform magnetic field of magnitude 0.80 T in the negative z-direction is present in a region of space,as shown in the figure.A uniform electric field is also present.An electron that is projected with an initial velocity in the positive x-direction passes through the region without deflection.What is the electric field vector in the region?
A) -73 kV/m
B) +73 kV/m
C) +110 kV/m
D) +110 kV/m
E) -110 kV/m
Correct Answer:

Verified
Correct Answer:
Verified
Q9: A very long straight wire carries a
Q31: A tube with a 3.0-mm radius has
Q32: A proton is first accelerated from rest
Q33: As shown in the figure,a rectangular current
Q34: As shown in the figure,a small particle
Q37: Two coaxial circular coils of radius R
Q38: As shown in the figure,two long straight
Q39: A long straight conductor has a constant
Q40: A particle with charge -5.00 C initially
Q41: Two long parallel wires carry currents of