In an experiment with sonometer when a mass of 180 ~g is attached to the string, it vibrates with fundamental frequency of 30 ~Hz. When a mass m is attached, the string vibrates with fundamental frequency of 50 ~Hz. The value of m is _ _ _ _ _ g.

Oscillations and Waves: JEE Main 2023 Physics question

JEE Main 2023 · 13 Apr, Evening shift · Q77

JEE Main 202313 Apr, Evening shiftPhysicsMediumOscillations and Waves185× since 2002

In an experiment with sonometer when a mass of

180 \mathrm{~g}

is attached to the string, it vibrates with fundamental frequency of

30 \mathrm{~Hz}

. When a mass

\mathrm{m}

is attached, the string vibrates with fundamental frequency of

50 \mathrm{~Hz}

. The value of

\mathrm{m}

is ___________ g.

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2023 Oscillations and Waves Question with Answer (13 Apr Evening shift, Q77) | JEE Arc