Popular Questions
- Two particles of equal mass go round a circle of radius R under the action of their mutual gravitational attraction.The speed of e..
- Force between two objects of equal masses is F.
- Which force in nature exits every where
- Two identical spheres of radius R made of the same material are kept at a distance d apart.
- One can easily "weight the earth" by calculating the mass of earth using formula (in usual notation)
- Three equal masses of 1 kg each are placed at the vertices of an equilateral triangle PQR and a mass of 2kg is placed at the centr..
- Which of the following statements about the gravitational constant is true
- The tidal waves in the sea are primarily due to
- A point mass m is placed inside a spherical shell of radius R and mass
- A satellite of the earth is revolving in a circular orbit with a uniform speed
- The atmosphere is held to the earth by
- Two identical solid copper spheres of radius R are placed in contact with each other
- If the distance between two masses is doubled, the gravitational attraction between them
- Two sphere of mass m and M are situated in air and the gravitational force between them is
- The gravitational force Fg between two objects does not depend on
- Two Particles of equal mass go round a circle of radius R under the action of their mutual gravitational attraction.The speed of e..
- Force between two objects of equal masses is F
- The centripetal force acting on a satellite orbiting round the earth
- Reason of weightlessness in a satellite is
- Mass M is divided into two parts xM and (1 - x)M.
- The force of gravitation is
- Correct form of gravitational law is
- Two point masses A and B having masses in the ratio 4 : 3 are separated by
- Two astronauts are floating in gravitational free space after having lost
- Which of the following statements about the gravitational constant is true?
- What happens to the acceleration due to gravity with the increase in altitude from the surface of the earth?
- A geo-stationary satellite orbits around the earth in a circular orbit of radius 36,000km. Then, the time period of a spy satellit..
-
A spherically symmetric gravitational system of particle has a mass density P ={po for r
R where p o is a contact A t.. - A planet of radius R = 1/10 * (radius of Earth ) has the same mass density as Earth Scientis dig well of depth R/5 on it and lower..
- If g is the acceleration due to gravity on the surface of earth, its value at a height equal to double the radius of earth is
- If the radius of earth is R, then the height h at which the value of g becomes one-fourth, will be
- If the earth stops rotating, the value of g at the equator
- A body weights 500 N on the surface of the earth. How much would it weigh half-way below the surface of the earth?
- Imagine a light planet revolving around very massive star in a circular orbit of radius R with a period of revolution T If the gra..
- If distance between earth and sun become four times, then time period becomes
- LANDSAT series of satellites move in near polar orbits at an altitude of
- hen the earth moves around the sun, the quantity which remains constant is
- If the radius of the earth were to shrink by one percent, its mass remaining the same, the acceleration due to gravity on the eart..
- If g is the acceleration due to gravity on the earth’s surface, the gain in the potential energy of an object of mass m rai..
- A binary start system consists of two stars A and B Which have time period TA and TB radius RA and RB and mass MA and MB then
