Which one of the following offices was brought under

Flemings right hand rule is used to find the direction of the –

The height of a geo-stationary satellite from the Earth's surface is approximately :

Which is the lightest and most abundant chemical element, constituting roughly 75 % of the Universe’s elemental mass?

Which endocrine gland requires iodine to synthesize a particular hormone, whose deficiency may cause goitre disease?

Which of the following substances will turn red litmus paper blue?

The conversion of hard water into soft water by boiling or adding calcium hydroxide is called:

Heat stored in water vapour is –

Why do metals conduct electricity?

Air coolers are more suitable for –

Which gas is commonly used to artificially ripen green fruits?