Physics-
General
Easy
Question
In figure, one car at rest and velocity of the light from head light is 
, then velocity of light from head light for the moving car at velocity 
, would be
The correct answer is:
Since 
(negligible)
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A body starts from rest and moves with uniform acceleration. Which of the following graphs represent its motion
A body starts from rest and moves with uniform acceleration. Which of the following graphs represent its motion
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If the velocity of a particle moving along a straight line decreases linearly with its displacement 
from 20
to a value approaching zero 
m, then acceleration of the particle at 
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If the velocity of a particle moving along a straight line decreases linearly with its displacement from 20 to a value approaching zero m, then acceleration of the particle at m is
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The graph of displacement 
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The graph of displacement time is Its corresponding velocity-time graph will be
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The displacement-time graph of moving particle is shown below The instantaneous velocity of the particle is negative at the point
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A body begins to walk eastward along a street in front of his house and the graph of his position from home is shown in the following figure. His average speed for the whole time interval is equal to
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physics-General
Maths-
In a 
, H is the orthocentre and D is the mid point of 
Segment HD is produced to T such that HD=DT. Then the ratio 
equals to ;
Hence 2:1 is the correct option
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Maths-General
Hence 2:1 is the correct option
maths-
In 
In
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In 
In
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In 
In
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In 
In
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In 
In
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One quarter sector is cat from a uniform circular disc of radius R. This sector has mass M. It is made to rotate about a line perpendicular to its plane and passing through the center of the original disc. Its moment of inertia about the axis of rotation is...
One quarter sector is cat from a uniform circular disc of radius R. This sector has mass M. It is made to rotate about a line perpendicular to its plane and passing through the center of the original disc. Its moment of inertia about the axis of rotation is...
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In ΔABC , 4Rcos 
cos 
cos 
=
In ΔABC , 4Rcos cos cos =
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In 
In
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A circular disc of radius R and thickness R/6 has moment of inertia about an axis passing through its center and perpendicular to its plane. It is melted and re casted in to a solid sphere. The moment of inertia of the sphere about its diameter as axis of rotation is.
A circular disc of radius R and thickness R/6 has moment of inertia about an axis passing through its center and perpendicular to its plane. It is melted and re casted in to a solid sphere. The moment of inertia of the sphere about its diameter as axis of rotation is.
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