A boy is sitting still near the rim of a rotating merry-go-round. while a girl i

Question

A boy is sitting still near the rim of a rotating merry-go-round. while a girl is sitting near the center, which one of the following is true The girl has larger linear speed The boy has larger linear speed Their linear speeds are the same None of the above Find the number of molecules contained in 84 g oxygen 4.0 mol; 6.0 mol; 3.0 mol; 2.0 mol A pine wood block floats on the surface of water. The buoyant force on the block is greater than the gravitational force The buoyant force on the block is smaller than the gravitational force The buoyant force on the block is same as the gravitational force There is no buoyant force on the stone.Which force is most critically related to the speed of a car entering a curved ramp Gravitational force, Centripetal force, Traction force, Normal force mol of ideal gas in a 10.0 L rigid container is warmed up from 15 degree C to 60 degree C, by what factor does the pressure increase less than 4 times exactly 4 times greater than 4 times none of the above A scuba diver dives deeper towards the bottom of a lake The pressure on the diver remains the same, and the buoyant force on him decreases The pressure on the diver remains the same, but the buoyant force on him increases The pressure on the diver decreases, but the buoyant force on him remains the same The pressure on the diver increases, but the buoyant force on him remains the same Name

Explanation / Answer

ANS : 1 - a

          2 -b

          3 - c

         4 - b

       5 - b

       6 - c

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