Question
Two waves of same frequency and intensity superimpose with each other in opposite phases, then after superposition the

Answer

(d) This is a case of destructive interference.

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Choose the correct answer from the options given below :

A proton of velocity $\left( {3\hat i + 2\hat j} \right)\,ms^{-1}$ enters a magnetic field of  $(2\hat j + 3\hat k)\, tesla$. The acceleration produced in the proton is (charge to mass ratio of proton $= 0.96 \times10^8\,Ckg^{-1}$)