Select the option figure in which the given figure (X)

Among the following materials, which is not an insulator?

Which of the following instruments is correctly matched with its function?

I) Voltmeter - Measures potential difference 

How much calorie of energy is released by a boiled egg?

Which pioneer of the late 19th century is credited with using radio waves for signal transmission over several kilometers?

A rear-view mirror for driving is –

Which medium cannot propagate sound waves?

In the atmosphere ultraviolet rays are absorbed by –

Which of the following Instrument is used to measure rate of fluid, works on Bernoulli’s theorem?

Which physical property causes raindrops to form spherical shapes?