Login
Login
Sign up
Start
Mathmania
Teacher tutorials
TOP
Subjects
Bridge Course
Testworks
Subject updates
Ya+
News
Send feedback
See more
Contacts
About Us
Terms and Conditions
Privacy Policy
PDF chapter test
TRY NOW
Subjects
Science CBSE
Class 10
Magnetic effects of electric current
The concepts, laws and applications of magnetic effects
4.
Exercise on magnetic fields
Exercise condition:
2
m.
Choose the correct answer
:
1
.
The unit of the strength of magnetic field is __________.
Ampere
Joule
Tesla
Ohm
2
.
Magnetic field lines always make __________.
closed loops
open loops
none of the above
Login
or
Fast registration
Previous exercise
Exit to the topic
Next exercise
Send feedback
Did you find an error?
Send it to us!