A certain household has consumed 250 units of energy during a month. How much energy is this in joules?
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Calculate the work done in moving a body of mass 50 Kg through a height of 5 m.(g = 10m/s2)
Scientifically, work is said to be done in which of the following cases
Calculate the distance between the man and the box when the work done to move the box was 100 J with a force of 15 N.
A body of mass 5 kg is moving with an acceleration of 5 ms-2 gets a displacement of 2m, the work done by the force is:
To lift 700 kg of water, through a height of 10 m we use a pump. The work done in operating the pump is;
Take g = 10 m/s2.
A coolie was standing with 2 suitcases on his head and 2 bags in his hand. The luggage exerted a force of 159 N on him. What is the amount of work done by him?
The winners of long jump each weighing 56 Kg, 40 Kg and 45 Kg stand on the podium. What is the work done by them on the podium while they receive the medals?
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