The magnitude of maximum acceleration is π times that of maximum velocity of a simple harmonic oscillator. The time period of the oscillator in seconds is
A. 4
B. 2
C. 1
D. 0.5
The displacement of a particle executing SHM is given by y = 5 sin (4t + π/3 ) of T is the time period and the mass of the particle is 2 gms, the kinetic energy of the particle when t = T/4 is given by
A. 0.4 Joules
B. 0.5 Joules
C. 3 Joules
D. 0.3 Joules
The length of a pendulum is measured as 1.01 m and time for 30 oscillations is measured as one minute 3 seconds. Error lengths is 0.01 m and error in time is 3 secs.The percentage error in the measurement of acceleration due to gravity is
A. 1
B. 5
C. 10
D. 15