MEDIUM
10th CBSE
IMPORTANT
Earn 100
What is the function of an earth wire? Why is it necessary to earth the metallic appliances?
Important Questions on Magnetic Effects Of Electric Current
MEDIUM
10th CBSE
IMPORTANT
What precaution should be taken to avoid the overloading of domestic electric circuits?
EASY
10th CBSE
IMPORTANT
Show that a current is induced in a straight wire or rod when it is moved perpendicular to a magnetic field.
MEDIUM
10th CBSE
IMPORTANT
An electron enters a uniform magnetic field at right angles to it as shown in the figure. In which direction will this electron move? State the principle applied by you in finding the direction of motion of the electron.
MEDIUM
10th CBSE
IMPORTANT
State clock rule to determine the polarity of any face of a circular current loop.
MEDIUM
10th CBSE
IMPORTANT
Draw and discuss the pattern of the magnetic lines of force of a current carrying circular loop.
MEDIUM
10th CBSE
IMPORTANT
State right hand thumb rule to find the direction of the magnetic field around a current carrying conductor. How will this field be affected on:
(i) Increasing the current through the conductor
(ii) Changing the direction of flow of current?
EASY
10th CBSE
IMPORTANT
State right hand thumb rule to find the direction of the magnetic field around a current carrying conductor. How will this field be affected on:
Changing the direction of flow of current?
MEDIUM
10th CBSE
IMPORTANT
Distinguish between the terms ‘overloading’ and ‘short-circuiting’ as used in domestic circuits.
