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A body weight 90 kgf on the surface of e...

A body weight 90 kgf on the surface of earth. How much will it weight on the surface of a planet whose mass is `1/9` and radius `1/2` that of the earth ?

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The correct Answer is:
40 kgf
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CHHAYA PUBLICATION-NEWTONIAN GRAVITATION AND PLANETARY MOTION-PROBLEM SET -I
  1. At what height above the surface of earth acceleration due to gravity ...

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  2. At what height above the surface of earth acceleration due to gravity ...

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  3. A body weight 90 kgf on the surface of earth. How much will it weight ...

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  4. The radius of the earth is 6.38 xx10^8 cm. its mean density is 5.5 g*c...

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  5. Two masses 800 kg and 600 kg are at a distance of 0.25 m apart. Calcul...

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  6. At what height above the surface of the earth will the acceleration du...

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  7. At what height above the surface of the earth will the acceleration du...

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  8. At what depth below the surface of the earth will the acceleration due...

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  9. If the mass of the earth is 6xx10^(27)g and its radius 6400 km, what w...

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  10. If the radius of the earth is 6400 km, g=9.8 m*s^(-2) and G=6.7xx10^(-...

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  11. Show that if the earth stops rotating about its axis, then the acceler...

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  12. Choose the correct alternative : (i) Acceleration due to gravity (in...

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  13. Choose the correct alternative : (ii) Acceleration due to gravity (i...

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  14. Choose the correct alternative : (iii) Acceleration due to gravity i...

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  15. Choose the correct alternative : (iv) The formula -GMm(1//r2-1//r1) ...

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  16. If both the radius and the mean density of a planet are half the radi...

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  17. Calculate the angular velocity of the earth for which effective accele...

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  18. Find the percentage decrease in the weight of a body when taken 32 km...

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  19. The density of a planet is 1/3 rd that of the earth and its radius is ...

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  20. Determine the value of the escape velocity from the surface of the moo...

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