Question
The Height of a metallic hollow cylinder is 28 cm and
the difference between its inner curved surface Area and outer curved Surface area is 66cm². If the cylinder is made up of Volume 99cm³ metal. Find its inner radius.Solution
Which is the lightest and most abundant chemical element, constituting roughly 75 % of the Universe’s elemental mass?
Which of the following pair of element – atomicity is correct?
I. Helium – monoatomic
II. Oxygen – triatomic
The orbital velocity of a satellite depends on:
What is heavy water?
On a clean glass plate, a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because:
Which is the correct IUPAC name for CH₃CH₂CH(CH₃)CH₂OH?
Who measured the velocity of light first?
Chlorophyll-a is present in all photosynthetic organisms except
Anions are formed through which process?
Flemings right hand rule is used to find the direction of the –