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Hindi ka sample paper 2019

Posted by Sunil Kumar 6 years, 3 months ago

CBSE > Class 11 > Physics

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But how you can help me in physics? What is a way of help?

Posted by Kumar S. Shrihan 6 years, 3 months ago

CBSE > Class 11 > Physics

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State boyls law

Posted by Surendra Singh Shyam 6 years, 3 months ago

CBSE > Class 11 > Physics

1 answers

Sia ? 6 years, 3 months ago

It states that the pressure of a fixed mass of gas is inversely proportional to the volume of the gas provided the temperature is kept constant.
{tex}pa \frac{1}{V}{/tex}
PV = constant (n and T are constant)
P₁V₁ = P₂V₂

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Can anyone help me in physics ?

Posted by Kumar S. Shrihan 6 years, 3 months ago

CBSE > Class 11 > Physics

2 answers

Soumik Chatterjee 6 years, 3 months ago

Yes

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Nidhi Sharma 6 years, 3 months ago

Yes I can

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A cyclist move along a circular path of radius 70m if he completee 1 round in 11sec find total length of the path , magnitude of displacement , average speed &magnitude of average velocity

Posted by Somya Pal 6 years, 3 months ago

CBSE > Class 11 > Physics

1 answers

Chetan Hooda 6 years, 3 months ago

(i)440 (ii;iii;iv) 000

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A disc of diameter 0.4 metre and of mass 5kg is rotating about its axis of the rate of 28 rev./sec. Find angular momentum

Posted by Aayush Dhiman 6 years, 3 months ago

CBSE > Class 11 > Physics

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What is constant

Posted by Anuj Dwivedi 6 years, 3 months ago

CBSE > Class 11 > Physics

2 answers

Shubhnesh Yadav Yadav 6 years, 3 months ago

It means fixed

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Utkarsh Goel 6 years, 3 months ago

constant is constant i.e a fixed value

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Derive the relation between g and G

Posted by Angom Media 6 years, 3 months ago

CBSE > Class 11 > Physics

2 answers

Shubhnesh Yadav Yadav 6 years, 3 months ago

g=GmM/r⁹2

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Nidhi Sharma 6 years, 3 months ago

g=GMm/r^2. where g=gravity , G=gravitational constant M=mass of earth or any 1st body m=mass of moon or any 2nd body r=distance of the 2 bodies or from earth to moon

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Error questions

Posted by Parth Goyal 6 years, 3 months ago

CBSE > Class 11 > Physics

1 answers

Ashish Mishra 6 years, 3 months ago

There is only 2 mark question is asking in cbse 12 board exam

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The angle between zero vector is

Posted by Pintu Yadav 6 years, 3 months ago

CBSE > Class 11 > Physics

1 answers

Aayush Dhiman 6 years, 3 months ago

Zero

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What do you mean be

Posted by Hr D 6 years, 3 months ago

CBSE > Class 11 > Physics

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A ball is dropped from rest at a height of 40 metre after striking its loses 25% of its energy to what height does it rebound what is the velocity of its highest point

Posted by Anand Kumar 6 years, 3 months ago

CBSE > Class 11 > Physics

1 answers

Aayush Dhiman 6 years, 3 months ago

KE = PE = mgh because it is a free falling body h=40m let S be the rebound height of ball ATP mgs = 25%of mgh S= 25/100×40 S=10m

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a man can swim instill water

Posted by Parwati Karki 6 years, 3 months ago

CBSE > Class 11 > Physics

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Q. When a ball 'A' is thrown in vertically direction with velocity 'V'. Exactly at the same time another ball is allowed to fall freely from height 'H'. What will be the velocity of A w.r.t B at time 't'?

Posted by Ship.. ??? 6 years, 3 months ago

CBSE > Class 11 > Physics

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Two buses A&B are at positions 60m & 160m. From start moving in the same direction simantaneously with uniform speed 54km/h & 36km/h determine the time & position at with A evertaken B.

Posted by Khushi Hamber 6 years, 3 months ago

CBSE > Class 11 > Physics

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the position of an object moving along x-axis is given by x is equal to a + bt square where a is equal to 8.5 metre and b is equal to 2.5 metre per second square and t is measured in seconds what is the velocity at t is equal to zero second and t is equal to 2 second? what is the average velocity 30 equal to 2 second and t is equal to 4 second

Posted by Kushagra Gupta 6 years, 3 months ago

CBSE > Class 11 > Physics

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Posted by Rahul Chaudhary 6 years, 3 months ago

CBSE > Class 11 > Physics

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Vector product of rolling motion

Posted by Gowthu Helvas 6 years, 3 months ago

CBSE > Class 11 > Physics

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A ball is thrown vertically upward with a velocity of 20 metre per second construct velocity time and displacement time graph

Posted by Daya Krishna 6 years, 3 months ago

CBSE > Class 11 > Physics

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Calculate the angular momentum 5kg body with rotation around the x axis 0, 0,2 and 3,0,0 also determine the position vector

Posted by Anurag Tiwari 6 years, 3 months ago

CBSE > Class 11 > Physics

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Parallelogram law

Posted by Kashif Khan 6 years, 3 months ago

CBSE > Class 11 > Physics

1 answers

Sia ? 6 years, 3 months ago

The law of parallelogram of forces states that if two vectors acting on a particle at the same time be represented in magnitude and direction by the two adjacent sides of a parallelogram drawn from a point their resultant vector is represented in magnitude and direction by the diagonal of the parallelogram drawn from the same point.

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How to find the coordinates (x,y)of centre of mass ?

Posted by Syed Ober Ali 6 years, 3 months ago

CBSE > Class 11 > Physics