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1.
Two objects of different masses falling freely near the surface of moon would:
2.
The school bags are generally provided with the broad strips because:
3.
An object is put in three liquids having different densities, one by one. The object floats with 1/9, 2/11 and 3/7 parts of its volume outside the surface of liquids of densities d1, d2 and d3 respectively. Which of the following is the correct order of the densities of three liquids?
4.
An object having mass equal to 350 g occupies 200 cm³ of the space. When this object is thrown into a river what will be the condition of this object there? (Density of water = 1 g/ cm³)
5.
Choose the correct unit for the relative density among the following:
6.
A ball weighing 4 kg of density 4000 kgm-3 is completely immersed in water of density103 kgm-3. What will be the buoyant force acting on it?
7.
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9.
Two particles are placed at some distance. If the mass of each of the two particles is doubled, keeping the distance between them unchanged, the value of gravitational force between them will be:
10.
