Maths-
The period of the function 
is
Maths-General
Answer:The correct answer is:
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maths-
In any 
=
In any =
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The period of the function 
where [.] de-notes the greatest integer function, is
The period of the function where [.] de-notes the greatest integer function, is
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In 
=
In =
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In 
In
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If the period of 
is 
then n=
If the period of is then n=
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Let 
where 
where is the integral part of x. If the period of f(x) is 
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Let where where is the integral part of x. If the period of f(x) is , then
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Which of the following options is correct for the object having a straight line motion represented by the following graph
From given figure, it is clear that the net displacement is zero. So average velocity will be zero
Which of the following options is correct for the object having a straight line motion represented by the following graph
physics-General
From given figure, it is clear that the net displacement is zero. So average velocity will be zero
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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
Average speed is the ratio of distance to time taken
Distance travelled from
to 
Distance travelled from
to 
Distance travelled from
to 
Distance travelled from
to 
So, total distance
Total time taken
Hence, average speed
Distance travelled from
to Distance travelled from
to Distance travelled from
to Distance travelled from
to So, total distance
Total time taken
Hence, average speed
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
physics-General
Average speed is the ratio of distance to time taken
Distance travelled from to
Distance travelled from to
Distance travelled from to
Distance travelled fromto
So, total distance
Total time taken
Hence, average speed
Distance travelled from
to Distance travelled from
to Distance travelled from
to Distance travelled from
to So, total distance
Total time taken
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maths-
The function 
is
The function is
maths-General
physics-
A particle is moving with uniform acceleration along a straight line. The average velocity of the particle from 
to 
is 
and that from to 
is 
. If 
, then the average velocity from to is
Average velocity 
A particle is moving with uniform acceleration along a straight line. The average velocity of the particle from to is and that from to is . If , then the average velocity from to is
physics-General
Average velocity
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In a sine wave, position of different particles at time 
is shown in figure. The equation for this wave travelling along positive 
can be
As is clear from figure, at
, displacement
. Therefore, option (a)or (d)may be correct.
In case of (d);
.
And slope at
and is positive, in figure. Therefore, particle velocity is in negative y-direction.
, displacement. Therefore, option (a)or (d)may be correct.In case of (d);
.And slope at
and is positive, in figure. Therefore, particle velocity is in negative y-direction.In a sine wave, position of different particles at time is shown in figure. The equation for this wave travelling along positive can be
physics-General
As is clear from figure, at, displacement. Therefore, option (a)or (d)may be correct.
In case of (d);
.
And slope at and is positive, in figure. Therefore, particle velocity is in negative y-direction.
, displacement. Therefore, option (a)or (d)may be correct.In case of (d);
.And slope at
and is positive, in figure. Therefore, particle velocity is in negative y-direction.chemistry-
i) 
ii) 
iii) 
iv) 
Which of the statements are correct?
i)
ii)
iii)
iv)
Which of the statements are correct?
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A body is travelling in a straight line with a uniformly increasing speed. Which one of the plot represents the changes in distance (s) travelled with time (
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[
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A body is travelling in a straight line with a uniformly increasing speed. Which one of the plot represents the changes in distance (s) travelled with time ()
physics-General
[]It is an equation of parabola
maths-
The value of integer n for which the function 
has 
as its period is
The value of integer n for which the function has as its period is
maths-General
maths-
maths-General