The Brahmaputra was declared a "National River" to prioritize its conservation and sustainable usage.
During ______ motion of an object along a straight line, the change in velocity of the object for any time interval is zero.
Match the following machines with their working principles:
(i) Electric motor - (a) Heat energy into mechanical energy
(ii) Steam engin...
For a non-relativistic particle, the ratio of phase velocity to group velocity of de Broglie waves is:
__________ is the same at every point on a rotating body.
Which of the following rays are not deflected by a magnetic field?
If no external force acts on a system of bodies, the total linear momentum of the system of bodies remains constant. Which law states this?
A 5 V battery of negligible internal resistance is connected across a 190 V battery and a resistance of 37 Ω as shown in the figure. Find the value o...
The order of wavelengths for ordinary light is:
When an electric current flows, electrons move from:
