Mohnish was holding a compass needle in his hand when suddenly his sister Shreya switched on a nearby table fan. He was quite surprised to see the compass needle as it got deflected.
Shreya explained to him why the needle got deflected and also stated the SNOW rule. Mohnish was now convinced that compass needle was not defective.
Read the above passage and answer the following questions.
(i) What does the SNOW rule stated by Shreya mean?
(ii) Compare and contrast the values of Mohnish and Shreya.
(i) It states that when current flows from South to North, the needle gets deflected towards West.
(ii) Shreya is intelligent, logical and scientific. Similarly, Mohnish is inquisitive, scientific and a keen observer.