Assertion (A), study of discharge of electricity through gases at low pressure resulted in the discovery of cathod rays . Reason (R ): cathod rays are deflected by both magnetic and electric fields and the direction of deflection shows that they are nagatievly charged .A. `A` and `R` are true and `R` is the correct explaination of `A`B. `A` and `R` are true and `R`is not the correct explaination of `A`C. `A` is true and `R` is false.D. `A` is false but `R` is true

Assertion (A), study of discharge of electricity through gases at low

1.	Assertion (A), study of discharge of electricity through gases at low pressure resulted in the discovery of cathod rays . Reason (R ): cathod rays are deflected by both magnetic and electric fields and the direction of deflection shows that they are nagatievly charged .A. `A` and `R` are true and `R` is the correct explaination of `A`B. `A` and `R` are true and `R`is not the correct explaination of `A`C. `A` is true and `R` is false.D. `A` is false but `R` is true
Answer» Correct Answer - B

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