GATE Electrical Engineering
1,885 questions · 36 years · 25 subjects
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6 questions shown in Physics. Filter for cleaner practice sessions.
Consider a solid sphere of radius 5 cm made of a perfect electric conductor. If one million electrons are added to this sphere, these electrons will be distributed
The figures show diagramatic representations of vector fields $\vec{X}$, $\vec{Y}$, and $\vec{Z}$, respectively. Which one of the following choices is true?
A solid iron cylinder is placed in a region containing a uniform magnetic field such that the cylinder axis is parallel to the magnetic field direction. The magnetic field lines in...
Consider an electron, a neutron and a proton initially at rest and placed along a straight line such that the neutron is exactly at the center of the line joining the electron and...
The magnitude of magnetic flux density (B) in micro Teslas (µT), at the center of a loop of wire wound as a regular hexagon of side length 1 m carrying a current (I=1 A), and place...
A thin soap bubble of radius R = 1 cm, and thickness a = 3.3 µm (a << R), is at a potential of 1 V with respect to a reference point at infinity. The bubble bursts and becomes a si...