After 40 m after 20 minut
again
Rolling a drum is work
In the diagram Roshan and Rohan both are carrying
same load for same distance but in different times. Now
answer the following questions.
Diagrammatic question.
A
Roshan
i. Who of them does more work? Why?
ii. Who of them has more power? Why?
Roshan

  the unit of the measure =

explanation:

  the property that is quantified by the energy needed per of material to raise the temperature by one.

  si unit of energy = joule (j)

  si unit of temperature = kelvin (k)

  si unit of mass of material = kilogram (kg)

the property that is quantified by the energy needed per of material to raise the temperature by one is called specific heat.

the unit of specific heat is

the inner core.

good luck: )

klicker