JEE Main 2026 Physics question

The time period of a simple harmonic oscillator is . The measured value of mass (m) of the object is 10 g with an accuracy of 10 mg, and time for 50 oscillations of the spring is found to be 60 s using a watch of 2 s resolution. Percentage error in determination of spring constant(k) is %.

• (1)3.43
• (2)3.35
• (3)7.60
• (4)6.76Correct