##### Get a free home demo of LearnNext

Available for CBSE, ICSE and State Board syllabus.
Call our LearnNext Expert on 1800 419 1234 (tollfree)
OR submit details below for a call back

clear
Finding exercises tough? Install LearnNext+ app to watch our videos and get a crystal clear understanding of concepts Install Now X
X

Install the app to watch our videos and get a crystal clear understanding of concepts

Install Now
searchtune

Arjun Sukumaran

Dec 24, 2014

#### what are the uses of geostationary and polar satellites? what are their advantages ?



A geostationary satellite is an earth-orbiting satellite, placed at an altitude of approximately 35,800 kilometers directly over the...

Navaneeth K

Dec 1, 2014



Sanalkumar S

Jan 15, 2015



Amarnathreddy M

Feb 3, 2014



Manu

Dec 1, 2014

#### Four Particles of equal masses are moving round a circle of radius r ue to thier mutual gravitational attraction. Find the angular velocity of each particle.



Let the four particles of equal masses M move along a circle of radius R under the action of their mutual gravitational attraction.

They align such that they are at the corners of the square and mo...

Misha Jain

Dec 24, 2014



Navaneeth K

Nov 23, 2014

#### If earth is one-fourth the present distance from the sun, what would be the duration of the year?  a) 8 years b) 4 years  b) 1/8 year d) 1/4 year



According to Kepler's third law, t

Sanalkumar S

Jan 15, 2015

#### What is the definition of universal gravitational constant?



The gravitational constant is a proportionality constant in Newton's law of gravitation and is commonly denoted by G. it is constant at any place in the universe. The  Val...

Rohit Jangra

Oct 4, 2014

#### Calculate the mass and density of earth.



We have the relation F = GmM/R2

Arjun Sukumaran

Dec 24, 2014

#### what are the uses of geostationary and polar satellites? what are their advantages ?



A geostationary satellite is an earth-orbiting satellite, placed at an altitude of approximately 35,800 kilometers directly over the...

Navaneeth K

Dec 1, 2014



Sanalkumar S

Jan 15, 2015



Amarnathreddy M

Feb 3, 2014



Manu

Dec 1, 2014

#### Four Particles of equal masses are moving round a circle of radius r ue to thier mutual gravitational attraction. Find the angular velocity of each particle.



Let the four particles of equal masses M move along a circle of radius R under the action of their mutual gravitational attraction.

They align such that they are at the corners of the square and mo...

Misha Jain

Dec 24, 2014



Navaneeth K

Nov 23, 2014

#### If earth is one-fourth the present distance from the sun, what would be the duration of the year?  a) 8 years b) 4 years  b) 1/8 year d) 1/4 year



According to Kepler's third law, t

Sanalkumar S

Jan 15, 2015

#### What is the definition of universal gravitational constant?



The gravitational constant is a proportionality constant in Newton's law of gravitation and is commonly denoted by G. it is constant at any place in the universe. The  Val...

Rohit Jangra

Oct 4, 2014

#### Calculate the mass and density of earth.



We have the relation F = GmM/R2

Filters