A magnetic field line is used to find the direction of? Mark as favorite Copy Link A bar magnet Magnetic field A compass needle South-north Check Answer
A plotting compass is placed near the south pole of a bar magnet. the pointer of plotting compass will? Mark as favorite Copy Link Point at right angles to the south pole Point towards the south pole Point parallel to the south pole Point away from the south pole Check Answer
Which of the following statement is or are correct? Mark as favorite Copy Link The direction of magnetic field at a point is the direction of the resultant force acting on a hypothetical north pole place at that point The magnetic field lines always begin from the N-pole of a magnet and end on the S-pole of the magnet. The space surrounding a magnet in which magnetic force is exerted is called a magnetic field All the above Check Answer
Magnetic lines of force inside current carrying solenoid are? Mark as favorite Copy Link circular. along the axis and are parallel to each other. perpendicular to axis. parallel inside the solenoid and circular at the ends. Check Answer
The most important safety method used for protecting home appliances from short-circuiting or Overloading is? Mark as favorite Copy Link use of electric meter use of fuse use of stabilizers earthing Check Answer
When current is parallel to magnetic field, then force experience by the current carrying conductor placed in uniform magnetic field is? Mark as favorite Copy Link zero infinite Twice to that when angle is 60° Thrice to that when angle is 60° Check Answer
When current is parallel to magnetic field, then force experience by the current carrying conductor placed in uniform magnetic field is? Mark as favorite Copy Link zero infinite Twice to that when angle is 60° Thrice to that when angle is 60° Check Answer
Which of the following statement is not correct about the magnetic field? Mark as favorite Copy Link Outside the magnet, magnetic field lines go from South to North pole of the magnet. Direction of tangent at any point on the magnetic field line curve gives the direction of magnetic field at that point. Magnetic field line do not interest each other. Magnetic field lines form a continuous closed curve. Check Answer
By which instrument, the presence of magnetic field be determined? Mark as favorite Copy Link Ammeter Galvanometer Voltmeter Magnetic Needle Check Answer