When a body falls freely towards the earth, then its total energy
 

  • Option 1)

    increases

  • Option 2)

    decreases

  • Option 3)

    remains constant
     

  • Option 4)

    first increases and then decreases
     

 

Answers (1)

As we discussed in concept

If only conservative forces act on a system, total mechnical energy remains constant -

K+U=E\left ( constant \right )

\Delta K+\Delta U=0

\Delta K=-\Delta U

-

 

Remains constant


Option 1)

increases

Option is incorrect

Option 2)

decreases

Option is incorrect

Option 3)

remains constant
 

Option is correct

Option 4)

first increases and then decreases
 

Option is incorrect

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