Question 27

Find the energy possessed by an object of mass 10 kg when it is at a height of 8 m above the ground. Given g=9.8 $$ms^{-2}$$

Solution

Share

Mass 10 kg

g=9.8 $$ms^{-2}$$

Height = 8 m

the energy possessed by an object $$=mgh$$

$$=10\times 8\times 9.8 = 784 J$$

Option A is correct.

Create a FREE account and get:

  • Download RRB Study Material PDF
  • 45+ RRB previous papers with solutions PDF
  • 300+ Online RRB Tests for Free