Question 1. For which among the following house appliances, magnet is an essential part?

Question 2. The torque on a rectangular coil placed in a uniform magnetic field is large when the

Question 3. The polarity of an unmarked horse shoe magnet can be determined by using

Question 4.

Question 5. A positively charged particle projected towards west is deflected towards North by a magnetic field. The direction of the magnetic field is

Question 6. A current carrying wire is known to produce magnetic lines of force around the conducting straight wire. The direction of the lines of force may be described by

Question 7. Gravitational force shares a common feature with electromagnetic force. In both cases, the force is

Question 8. Imagine a current carrying wire with the direction of current downward or into the page. The direction of magnetic field lines is

Question 9. A positively charged particle projected towards west is deflected towards North by a magnetic field. The direction of the magnetic field is

Question 10. The phenomenon of electromagnetic induction implies a production of induced