Electrical Engineering
GATE EE Electromagnetic Fields PYQs
Build your understanding with focused practice from past exam papers.
Questions 31–36 of 36. Imported answers require independent review unless marked reviewed.
Question 2
Open questionEE-2MCQ1 markNeeds review
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
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 3
Open questionEE-2MCQ1 markNeeds review
The figures show diagrammatic representations of vector fields
,
, and
, respectively. Which one of the following choices is true? 
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 4
Open questionEEMCQ1 markNeeds review
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 inside the cylinder will
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 5
Open questionEEMCQ1 markNeeds review
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 proton. At
, the particles are released but are constrained to move along the same straight line. Which of these will collide first?Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 44
Open questionEENAT2 marksNeeds review
The magnitude of magnetic flux density (
) in micro Teslas (
), at the center of a loop of wire wound as a regular hexagon of side length 1 m carrying a current (
A), and placed in vacuum as shown in the figure is ________. (Give the answer up to two decimal places.)
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 55
Open questionEE-2NAT2 marksNeeds review
A thin soap bubble of radius
cm, and thickness
m
, is at a potential of 1 V with respect to a reference point at infinity. The bubble bursts and becomes a single spherical drop of soap (assuming all the soap is contained in the drop) of radius
. The volume of the soap in the thin bubble is
and that of the drop is
. The potential in volts, of the resulting single spherical drop with respect to the same reference point at infinity is _____. (Give the answer up to two decimal places.) 
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer