The oscilating magnetic field in a plane electromagnetic wave is given as `B_(Y)=8xx10^(-6)sin (5000 pi x xx-3xx10^(11)pi t)T`.
(a) Frequency
(b) Wavelength
(c) Speed of the wave
(d) Speed of the wave
Electric field amplitude
(e) Write down expression for oscillating electric field.

Explanation

To solve the problem, we will analyze the given magnetic field equation and derive the required quantities step by step.

### Given:
The oscillating magnetic field is given by:
\[ B_Y = 8 \times 10^{-6} \sin(5000 \pi x - 3 \times 10^{11} \pi t) \, \text{T} \]

### Step 1: Identify the frequency (f)
The general form of the wave equation is:
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