MHT CET Physics question
To increase the frequency by 20%, the tension in the string vibrating on a sonometer has to be increased by
Answer: (A)
Solution
, so , an increase of 44%; 33%, 22% and 11% do not equal . Hence the correct option is (a).
To increase the frequency by 20%, the tension in the string vibrating on a sonometer has to be increased by
, so , an increase of 44%; 33%, 22% and 11% do not equal . Hence the correct option is (a).