The displacement of an object attached to a spring and executing simple harmonic motion is given by x = 2 × 10⁻² cos π t metre. The time at which the maximum speed first occurs is

Oscillations and Waves: JEE Main 2007 Physics question

JEE Main 2007 · Annual, Paper 1 · Q8137

JEE Main 2007Annual, Paper 1PhysicsEasyOscillations and Waves185× since 2002

The displacement of an object attached to a spring and executing simple harmonic motion is given by

x = 2 \times {10^{ - 2}}

cos

\pi t

metre. The time at which the maximum speed first occurs is

JEE Main 2007 · Annual, Paper 1 · Q8137

JEE Main 2007Annual, Paper 1PhysicsEasyOscillations and Waves185× since 2002

The displacement of an object attached to a spring and executing simple harmonic motion is given by

x = 2 \times {10^{ - 2}}

cos

\pi t

metre. The time at which the maximum speed first occurs is