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Sahay Sir > Question Answers > JEE Mains Physics 2002-2019 Solved Video Solutions > Chapter 10 - Oscillation and Waves > The displacement of a damped harmonic oscillator is given by x(t) = e^–0.1t cos(10πt + ϕ) Here t is in seconds. The time taken for its amplitude of vibration to drop to half of its initial value is close to

The displacement of a damped harmonic oscillator is given by x(t) = e^–0.1t cos(10πt + ϕ) Here t is in seconds. The time taken for its amplitude of vibration to drop to half of its initial value is close to

coefficient of viscosity of water =1 mPas). the Reynolds number for the flow is of the order of : (density of water =1000 kg/m^3 Water from a pipe is coming at a rate of 100 liters per minute. If the radius of the pipe is 5 cm