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Question

দুইটি আলোক তরঙ্গ A এবং B এর মধ্যে A এর তরঙ্গ দৈর্ঘ্য B এর দ্বিগুন। A তরঙ্গের একটি ফোটনের শক্তি কত?

half the energy of a photon in beam B

one -fourth the energy of a photon in beam B

equal to the energy of a photon in beam B

twice the energy of a photon in bean B

ANS : 1

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