(a) Energy is transmitted at a power level P1 with frequency f1, on a string under tension T1. (a) What will be the power transmitted if the frequency unchanged but the tension is increased to 2T1 while? (b) What will be the power transmitted if the tension remains T1 but the frequency is increased to 2f1?

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Electromagnetic Waves

Electromagnetic waves are waves that consist of magnetic field and electric field components perpendicular to each other. These field components are also perpendicular to the direction of propagation of the wave.