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Which of the following is correct about ...

Which of the following is correct about microwave oven?

A

Energy produced by the microwave oven is efficiently transferrred to the kinetic energy of water molecules at resonance

B

The frequency of rotation of water molecules is 3GHz.

C

We should not use metla containers in a miecrowave oven because of getting shock from accumulated electric charges.

D

All of these

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The correct Answer is:
D
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