× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
a
5
k
5
c
5
B
5
l
5
C
4
s
4
a
4
t
4
i
4
r
4
r
4
New Topic  
bdukie bdukie
wrote...
Posts: 1
Rep: 0 0
10 years ago
A coil with a self-inductance of 6.0 H is connected to a dc source through a switch. As soon as the switch is closed at t = 0 s, the rate of change of current is 2.0 A/s. What is the emf induced in this coil at t = 0 s?
A. 12 V
B. 6.0 V
C. 3.0 V
D. 0 V
E. 1/3 V
Read 1869 times
1 Reply

Related Topics

Replies
wrote...
Staff Member
Educator
10 years ago
giventhat
L = 6 H
change of current di/dt = 2A/s
induced emf ε = L di/dt
= 12 v
Mastering in Nutritional Biology
Tralalalala Slight Smile
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1207 People Browsing
 115 Signed Up Today
Related Images
  
 216
  
 356
  
 595
Your Opinion
Where do you get your textbooks?
Votes: 372

Previous poll results: What's your favorite coffee beverage?