Home
Class 11
PHYSICS
Calculate the work done by a force of 30...

Calculate the work done by a force of 30 N in lifting a load of 2kg to a height of 10m `(g=10ms^(-2))`

Text Solution

Verified by Experts

The correct Answer is:
300J
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • WORK, ENERGY AND POWER

    NCERT TAMIL|Exercise EXERCISE - MULTIPLE CHOICE QUESTIONS|15 Videos
  • WAVES

    NCERT TAMIL|Exercise EVALUATION(IV. NUMERICAL PROBLEMS)|7 Videos

Similar Questions

Explore conceptually related problems

Calculate the work done by a force of 30 N in lifting a load of 2 kg to a height of 10m (g = 10 ms^(-2))

Calculate the work done by a force of 30 N in lifiting a load of 22 kg to a height of 10 m (g=10ms^(-2))

Calculate the work done by a force of 30 N in lifting load of 2g to a height of 10 m (g = 10 ms^(-2)) .

Calculate the work done by a person in lifting a load of 20 kg from the ground and placing it 1 m high on a table

Calculate the work done by a student in lifting a 0.5 kg book from the ground and keeping it on a shelf of 1.5 m height. (g = 9.8 m//s^(2))

A ball of mass 0.5 kg thrown upwards reaches a maximum height of 5m.Calculate the work done by the force of gravity during this vertical displacement considering the value of g =10m//s^(2) .

Consider an object of mass 2 kg moved by an external force 20 N in a surface having coefficient of kinetic friction 0.9 to a distance 10 m. What is the work done by the external force and kinetic friction ? Comment on the result. (Assume g = 10 ms^(-2) )

Consider an object of mass 2 kg moved by an external force 20 N in a surface having coefficient of kinetic friction 0.9 to a distance 10 m. What is the work done by the exteranl force and kinetic friction? Comment on the result. (Assume g = 10 m^(-2) )

An object of mass 2 kg falls from a height of 5 m to the ground. What is the work done by the gravitational force on the object? (Neglect air resistance, Take g = 10 ms^(-2) ).

An object of mass 2 kg falls from a height of 5 m to the ground. What is the work done by the gravitational force on the object? (Neglect air resistance, Take g = 10 m s^(-2) )