A uniform plank of Young’s modulus Y is moved over a smooth horizontal surface
A uniform plank of Young's modulus Y is moved over a smooth horizontal surface by a constant horizontal force F.…
5 years ago
KL2002
A liquid wets a solid completely. The meniscus of the liquid in a sufficiently long
A liquid wets a solid completely. The meniscus of the liquid in a sufficiently long tube is Options (a) Flat…
5 years ago
Use of hot air balloons in sports and for meteorological observations is an application
Use of hot air balloons in sports and for meteorological observations is an application of Options (a) Boyle's law (b)…
7 years ago
The atmospheric pressure is sum of the
The atmospheric pressure is sum of the Options (a) pressure of the biomolecules (b) vapour pressure of atmospheric constituents (c)…
7 years ago
Action of water or dilute mineral acids on metals can give
Action of water or dilute mineral acids on metals can give Options (a) monohydrogen (b) tritium (c) dihydrogen (d) trihydrogen…
7 years ago
Time period of oscillation of a magnet is 2 sec. When it is remagnetised
Time period of oscillation of a magnet is 2 sec. When it is remagnetised so that its pole strength is…
7 years ago
A small rod of bismuth is suspended freely between the poles of a strong electromagnet.
A small rod of bismuth is suspended freely between the poles of a strong electromagnet. It is found to arrange…
7 years ago
ArH + N₂ + H₃PO₃ + HX are the products of the following reaction
ArH + N₂ + H₃PO₃ + HX are the products of the following reaction Options (a) ArNX + H₂ +…
7 years ago
As the alkaline earth metals (except Be) tend to lose their valence electrons
As the alkaline earth metals (except Be) tend to lose their valence electrons readily they act as Options (a) weak…
7 years ago
The process used for the extraction of sodium is called
The process used for the extraction of sodium is called Options (a) Serpeck's process (b) Baeyer's process (c) Down's process…
7 years ago