Author Question: Thomson discovered the ______________ in 1897. Fill in the blank(s) with correct ... (Read 55 times)

appyboo · **on:** Jul 28, 2018

Thomson discovered the ______________ in 1897.
Fill in the blank(s) with correct word

Question 2

A long solenoid (radius = 3.0 cm, 2 500 turns per meter) carries a current given by I = 0.30 sin(200 t) A, where t is measured in s. When t = 2.5 ms, what is the magnitude of the induced electric field at a point which is 4.0 cm from the axis of the solenoid?
a. 9.3 103 V/m
b. 8.0 103 V/m
c. 6.7 103 V/m
d. 5.3 103 V/m
e. 1.9 103 V/m