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Gravitational intensity at a point is eq...

Gravitational intensity at a point is equal to the negative of____at that point.

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Gravitational force is a conservation and medium independent force. Its nature is attractive. Gravitational field intensity and gravitational potential gives information about gravitational fied in vector and scaler form respectively. Actually gravitational fied intensity is equal to the negative of the negative of teh potential gradient. potential energy is defined for only conservation force. it is also equal to the total energy in escaping condition. gravitational potential is either negative or zero but can never be positive due to attractive nature of gravitational force. Gravitational potential versus distance r graph is represented in figure. The magnitude of gravitational field intensity is equal to

Gravitational force is a conservation and medium independent force. Its nature is attractive. Gravitational field intensity and gravitational potential gives information about gravitational fied in vector and scaler form respectively. Actually gravitational fied intensity is equal to the negative of the negative of teh potential gradient. potential energy is defined for only conservation force. it is also equal to the total energy in escaping condition. gravitational potential is either negative or zero but can never be positive due to attractive nature of gravitational force. A person brings a mass of 1 kg from infinity to a point A . Initially the mass was at rest but it moves with a speed of 2 m//s as it reaches A . The work done by the person on a mass is -3 J . The potential of A is:

Gravitational force is a conservation and medium independent force. Its nature is attractive. Gravitational field intensity and gravitational potential gives information about gravitational fied in vector and scaler form respectively. Actually gravitational fied intensity is equal to the negative of the negative of teh potential gradient. potential energy is defined for only conservation force. it is also equal to the total energy in escaping condition. gravitational potential is either negative or zero but can never be positive due to attractive nature of gravitational force. The gravitational potential inside a hollow sphere (mass M , radius R ) at a distance r from the centre is:

The gravitational field intensity at a point 10,000km from the centre of the earth is 4.8Nkg^(-1) . The gravitational potential at that point is

Gravitational Potential At A Point Due To The Earth

The gravitational potential energy per unit mass at a point gives ___ at that point.

Show that the gravitational field intensity of the earth at any point is equal to the acceleration produced in the freely falling body at that point.

There are three identical point mass bodies each of mass m locted at the vertices of an equilateral triangle with side r . They are experting gravitational force of attraction on each other, which can be given by Newton's law of gravitaiton. Each mass body produces its gravitational field in the surrounding region. the magnitude of gravitational field at a point due to a point mass body is the measure of gravitaitonal intensity at that point. The gravitational potential at a point in a gravitational field is the amount of workdone in bringing a unit mass body infinity to the given point without acceleration. Answer the following questions : Work done in taking one body far away from the other two bodies is

The gravitational field intensity at a point 10 xx 10^3 km from the centre of the earth is 4.8 N kg ^-1 . The gravitational potential at that point is

SL ARORA-FLUIDS AT REST-Problem for self practice
  1. Gravitational intensity at a point is equal to the negative ofat that ...

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  2. A force of 40 N is applied on a nail , whose tip has an area of cross-...

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  3. Atmospheric pressure is 1.01 xx 10^(5) Pa. How large a force does the ...

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  4. The force on a Phonograph needle is 1.2 N. the point has a circular cr...

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  5. A cylinderical vessel contaning liquid is closed by a smooth piston of...

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  6. The cross-section of two piston in hydraulic press are 2cm^(2) "and" 1...

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  7. The average mass that must be lifted by a hydraulic press is 80 "kg".I...

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  8. In a hydraulic press used for compressing cotton the area of the pisto...

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  9. An automobile sack is lifted by a hydraulic jack that consists of two ...

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  10. What is the minimum pressure required to force blood from the heart to...

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  11. A column of water 40 cm height supports a 30 cm column of an unknown l...

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  12. If the water pressure gauge shows the pressure at ground floor to be 2...

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  13. A cylinderical jar of cross-sectional area of 50 cm^(2) is filled with...

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  14. Water is filled in a flask upto a height of 20cm. The bottom of the fl...

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  15. The density of asir ner earth's surface is 1.3kgm^-3 and the atmospher...

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  16. A vertical U-tube of uniform inner cross-section contains mercury in ...

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  17. Two liquids of specific gravity 1.2 "and" 0.84 are poured into the l...

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  18. The area of cross-section of the wider tube shown in fig., is 800cm^(2...

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  19. A barometer kept in an elevator accelerating upwards reads 76 cm of Hg...

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  20. How much will a body of 70 N weight in water if it displaces 20 ml of...

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  21. A solid weighs 6 kg in air. If its density is 2000 "kg" m^(3) what wil...

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