NEET IIT JEE BIOLOGY, CHEMISTRY, NCERT Practice Questions & Notes

In which of these conditions can widen QRS and Tall-tented T waves be observed?

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For the normal heartbeat, depolarization stimulus originates in

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Ventricular muscle depolarization is indicated by

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ECG (Electrocardiogram) was developed first by

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This is the classic ECG change in MI (myocardial infarction)

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A vessel at equilibrium contains SO3, SO2 and O2, now some helium gas is added so that total pressure increases while temperature and volume remain constant. According to Le Chatelier Principle the dissociation of SO32-

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The chemical equilibrium of a reversible reaction is not influenced by

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Le Chatelier Principle is applicable to

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The equilibrium constant of a reaction is 300. If the volume of reaction flask is tripled the equilibrium constant is

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The equilibrium between water and its vapour in an open vessel

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