JEE Main 202126 Feb, Morning shiftPhysicsMediumOscillations and Waves185× since 2002
The mass per unit length of a uniform wire is 0.135 g/cm. A transverse wave of the form y = 0.21 sin (x + 30t) is produced in it, where x is in meter and t is in second. Then, the expected value of tension in the wire is x 10^2 N. Value of x is _________. (Round off to the nearest integer)