# Posts by gallium

Total # Posts: 9

physics
is it possible to launch satelite whìch rotates just above kathmandu?

physics
a ball of mass 0.1kg makes an elastic head on collision with a ball of unknown mass,initially at rest .if the 0.1kg ball rebounded at one third of its original speed, what is the mass of the other ball?

physics
calculate the work done in lifting a 300N weight to a height of 10 m with an acceleration 0.5m/second square.

physics
an elevator weighing 500kg f moving upward and tension in the supporting cable is 50000N.find upward acceleration.

physics
a bullet moving with a velocity of 100m/s pirces a block of wood and moves out with velocity of 10m/s.if thickness of the block reduces tn one half of the previous value what will be the emerging velocity of bullet

physics
a constant force acts for 3s on a body of mass 16kg and then ceases to act.during the next 3s,the body covers 81m.find the magnitude of the force.

physics
Resultant displacement from 12m east to5m north to9m vertically upward

Chemistry
give the reaction when lead nitrate is heated

physics
a body displaced 12m due to east then 5m due to north then 9m vertically upward what is the resultant displacement?

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