defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Physics Waves The Wave Equation
The equation of the progressive is y = 4 sin[π(t/5 - x/9 ) + π/6] where x and y are in cm. Which of the following statements is true?
1
Wavelength = 18 cm
2
amplitude = 0.04 cm/sec
3
velocity = 50 cm/sec
4
frequency = 20 Hz