Which of the following waves cannot be polarised?
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Sextant is an instrument used in which of the following ?
A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series:
68, 72, 65, 69, 62, 66, _?__
What is the reflection of the point (2, -3.5) in the y-axis?
The method of soil conservation in which rocks are piled up to slow down the flow of water which prevents gullies and further soil loss is called?
Who invented the electrocardiogram (ECG)?
From the given answer figures, select the one in which the question figure is hidden/embedded.
Find out the odd word/letters/number/number pair from the given alternatives.