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What is the nature of intermolecular forces?

Posted by Jyoti Ranjan 8 years, 1 month ago

CBSE > Class 11 > Physics

2 answers

Manjeet Singh 8 years, 1 month ago

They force of attraction between 2 different molecules of same compound

1Thank You

Amar Kumar 8 years, 1 month ago

Enthalpy of hydration of an ion is the amount of energy released when a mole of the ion dissolves in a large amount of water forming an infinite dilute solution in the process.

M^z+(g) + mH₂O ® M^z+(aq)

where M^z+(aq) represents ions surrounded by water molecules and dispersed in the solution.

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ANSWER

What are the rules for obtaining significant figures?

Posted by Mihir Kumar Jha 8 years, 1 month ago

CBSE > Class 11 > Physics

2 answers

Manjeet Singh 8 years, 1 month ago

Very nice soumita ji please answer manjeet question also ????

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Soumita Banerjee 8 years, 1 month ago

1. All the non zero digits are significant. 2. All the zeros between two non zero digits are significant. 3. All the zeros to the left offirst non zero digitare not significant. 4. All the zeros to the right of the last non zero digit are not significant. 5. All the zeros to the right of the decimal point and to the left of a non zero digit are not significant. 6. All the zeros to the right of last non zero digit in a no. with a decimal point are significant. 7. When a no. is expressed in exponential form the exponential term doesn't affect the no. of significant figure.

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How to find co ordinates in triangle or square any figure ? This co ordinates related to center of mass

Posted by Appar Sundaram 8 years, 1 month ago

CBSE > Class 11 > Physics

0 answers

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Is artificial satellites rotate on its axis

Posted by As K 8 years, 1 month ago

CBSE > Class 11 > Physics

3 answers

Manjeet Singh 8 years, 1 month ago

No and neve

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Soumita Banerjee 8 years, 1 month ago

No not of course.

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Sachin Choudhary 8 years, 1 month ago

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Is moon rotate on its axis if yes then mention its time period.

Posted by As K 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Manjeet Singh 8 years, 1 month ago

Yes and t^2=r^3?

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What is photoelectric effect?

Posted by Mihir Kumar Jha 8 years, 1 month ago

CBSE > Class 11 > Physics

3 answers

Manjeet Singh 8 years, 1 month ago

Whenever light rats strike metals it eject some electrons it is photoelectric effect ?

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Arjun Gupta 8 years, 1 month ago

When a beam of light of sufficiently high energy is made to fall on the surface of metal ,electrons known as photoelectrons and this phenomenon is called Photoelectric effect .

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Amar Kumar 8 years, 1 month ago

The photoelectric effect is the emission of electrons or other free carriers when light shines on a material. Electrons emitted in this manner can be called photo electrons.

The photoelectric effect refers to the emission, or ejection, of electrons from the surface of, generally, a metal in response to incident light.

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Write the statement of viscocity?derive the formula for coefficient of viscosity?

Posted by Binay Pathak 8 years, 1 month ago

CBSE > Class 11 > Physics

3 answers

Manjeet Singh 8 years, 1 month ago

I love your answer simranji ???☺

0Thank You

Simran Khan 8 years, 1 month ago

Sorry frictional

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Simran Khan 8 years, 1 month ago

Viscosity is a fractional force between the layers of fluid to oppose its motion

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A 5cm cube it's upper phase displaced by 0.2cm by a tangential force of 8N. Calculate the shearing stain, shearing stress and modulus of rigidity

Posted by Manjeet Sah 8 years, 1 month ago

CBSE > Class 11 > Physics

0 answers

ANSWER

how to find coordinates of centre of mass

Posted by Nakhan Manger 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Alok Sharma 8 years, 1 month ago

Rcm = m1r1+m2r2+......+mnrn/m1+m2+....+mn

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ANSWER

How can we interate any equation and why

Posted by Vishal Sharma 8 years, 1 month ago

CBSE > Class 11 > Physics

0 answers

ANSWER

CBSE mark scheme

Posted by Shivam Sharma 8 years, 1 month ago

CBSE > Class 11 > Physics

0 answers

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If earth were to shrink suddenly, what would happen to the length of the day?

Posted by Nishtha Dubey 8 years, 1 month ago

CBSE > Class 11 > Physics

2 answers

Manjeet Singh 8 years, 1 month ago

With shrink of the earth earth rotates fastly this result Inc shorter days A wonderful question by ?a wonderful person ???

1Thank You

Vaishnav Kshirsagar 8 years, 1 month ago

A good question asked , the answer is if earth will shrink it will have shorter days

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Write their all formula of law of mtion

Posted by Afzal Shah 8 years, 1 month ago

CBSE > Class 11 > Physics

0 answers

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All formula of chapter law of motion? ?

Posted by Afzal Shah 8 years, 1 month ago

CBSE > Class 11 > Physics

0 answers

ANSWER

Priyambara. Your earlier name potassium cianate was better and impressive. And the next one great benzene was my my my. You should continuing naming yourself by such name those are likable, different, impressive and.... no more words left to say. CU.

Posted by Mahima Singh 8 years, 1 month ago

CBSE > Class 11 > Physics

2 answers

Me Souhardee❤️ 8 years, 1 month ago

Truely!!!!!!!!!!!!

1Thank You

Manjeet Singh 8 years, 1 month ago

One of the intersecting comment i

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What is hydrodynamics

Posted by Lalit Kumar 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Manjeet Singh 8 years, 1 month ago

Related with water motion

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Third law of Kepler is also known as

Posted by Sakshi Malik 8 years, 1 month ago

CBSE > Class 11 > Physics

2 answers

Manjeet Singh 8 years, 1 month ago

Law of time period of planets

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Sunil Yadav 8 years, 1 month ago

Law of time periof

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What is relation between rotational kinetic energy and moment of inertia??

Posted by Jyoti Ranjan 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Manjeet Singh 8 years, 1 month ago

I = md^2 and juoti tour question is as good as you ?✊✌?

1Thank You

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What is magnetic lines of force and property

Posted by Priyanka Sharma 8 years, 1 month ago

CBSE > Class 11 > Physics

0 answers

ANSWER

How to find a centre of mass for bodies situated at corners of square

Posted by Rupesh Tamang 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Manjeet Singh 8 years, 1 month ago

By formula m1r1/m1+m2r2m2

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ANSWER

In numerical how cos30 is coming of chp gravitation

Posted by Amit Kumar 8 years, 1 month ago

CBSE > Class 11 > Physics

0 answers

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Father of physics

Posted by Vikash Soni 8 years, 1 month ago

CBSE > Class 11 > Physics

3 answers

Himanshu Sharma 8 years, 1 month ago

Newton

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Simran Khan 8 years, 1 month ago

Newton is well known father of physics while Einstein is known as modern father of physics

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Alok Sharma 8 years, 1 month ago

Newton ,Galileo and Einstein have all been called "Fathers of modern physics"

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In case of motion under gravity find-1.maximum height .2.time to reach maximum height 3.time fall from maximum height.

Posted by Hrituparna Sinha 8 years, 1 month ago

CBSE > Class 11 > Physics

0 answers

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Deduce the realtion between torque and angular momentum.

Posted by Alkit Vijay 8 years, 1 month ago

CBSE > Class 11 > Physics

0 answers

ANSWER

What is the weight and mass of the Earth

Posted by Anil Chaudhary 8 years, 1 month ago

CBSE > Class 11 > Physics

4 answers

Manjeet Singh 8 years, 1 month ago

Pilakita issue correct and if we multiply her answer with 9.8 then we get weight ?☺??

0Thank You

Alok Sharma 8 years, 1 month ago

W= mg

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Alok Sharma 8 years, 1 month ago

Weight on earth is the force exerted by the earth on the object

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Alok Sharma 8 years, 1 month ago

Mass of the earth 6×10^24 kg

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How many 2.5 kg bricks can a man carry up a stair 3.6 m high in one hour if he works at the average scale of 9.8 watt?

Posted by Rahul Kumar 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Manjeet Singh 8 years, 1 month ago

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Who is current chief judge of supreme Court and who is current security minister of India

Posted by Manjeet Singh 8 years, 1 month ago

CBSE > Class 11 > Physics

0 answers

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When did battle of panipat fought

Posted by Manjeet Singh 8 years, 1 month ago

CBSE > Class 11 > Physics

0 answers

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A ball is of all is allowed to fall from the top of a tower of 100m high At the same instant another ball is thrown vertically upward from the bottom of the tower with a velocity of 20 m per second when and where the two balls meet

Posted by Gourav Paliwal 8 years, 1 month ago

CBSE > Class 11 > Physics

1 answers

Ashish Soni 8 years, 1 month ago

Given height 100 m and velocity of 2nd ball 20 m per sec Now S=ut+1/2 at^2 Consider that they will meet at h point and h distance So H= ut+1/2 at^2 Solve it for 2nd ball and a= -9.8 m per second square For 1st ball 100-h =ut+1/2 at^2 Solve it take acceleration 9.8 m per sec sq.and u= 0 Now from both eq we get t=5 Then put t in eq 2 answer will come approx 22.5 m

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Define strain

Posted by Deepak Punetha 8 years, 1 month ago

CBSE > Class 11 > Physics