Physics-
General
Easy
Question
The maximum distance upto which TV transmission from a TV tower of height
can be received is proportional to
The correct answer is: 
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Radio wave diffract around building although light waves do not. The reason is that radio waves
Radio wave diffract around building although light waves do not. The reason is that radio waves
Physics-General
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A TV tower has a height of 100 m. How much population is covered by the TV broadcast if the average population density around the tower is
(radius of the earth
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The temperature variation in the region of stratosphere lies from
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The amplitude of the magnetic field part of a harmonic Electromagnetic Wave in vacuum is B0=510 nT. What is the amplitude of the electric field part of the wave?
The amplitude of the magnetic field part of a harmonic Electromagnetic Wave in vacuum is B0=510 nT. What is the amplitude of the electric field part of the wave?
Physics-General
Maths-
The value of
is
The value of
is
Maths-General
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The number of distinct real roots of
in the interval
is
The number of distinct real roots of
in the interval
is
Maths-General
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A piece of paper is in the shape of a square of side 1 m long. It is cut at the four corners to make a regular polygon of eight sides (octagon). The area of the polygon is
A piece of paper is in the shape of a square of side 1 m long. It is cut at the four corners to make a regular polygon of eight sides (octagon). The area of the polygon is
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The number of solution of the equation
for
is
The number of solution of the equation
for
is
Maths-General
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The value of
is
The value of
is
Maths-General
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In triangle
and
If
is the centre of the circumcircle of triangle
with radius unity, then the radius of the circumcircle of triangle
is
In triangle
and
If
is the centre of the circumcircle of triangle
with radius unity, then the radius of the circumcircle of triangle
is
Maths-General
Maths-
If in
and
then the triangle is
If in
and
then the triangle is
Maths-General
Maths-
The equation
has
The equation
has
Maths-General
Maths-
If
then
is equal to
If
then
is equal to
Maths-General
Maths-
In triangle
if
and
the sides
and
are in
In triangle
if
and
the sides
and
are in
Maths-General
Maths-
Maths-General