A ball of mass 100g falls from a height of 5m onto a concrete floor and rebounds to a height of 3m. Calculate the energy lost. (g = 10ms^-2)

Similar Questions

Which of the following graphs correctly represents the relationship between the kinetic energy (K.E)...

An object is placed in front of a converging lens of a focal length 20cm. The image is virtual and h...

A 90W immersion heater is used to supply energy for 5 minutes. The energy supplied is used to comple...

the ray which causes gas molecules to glow is known as ...

In measuring high frequency a.c, the instrument used is the ...

What change in velocity would be produced on a body of mass 4kg if a constant force of 16 N acts on ...

A copper cube weighs 0.25 N in air, 0.17N when completely immersed in paraffin oil and 0.15 N when c...

If the refractive index of water is 1.33, what is the critical angle for a water-air boundary? ...

An object is projected with a velocity of 100 ms-1 from the ground level at an angle 0 to the vertic...

Two particles X and Y starting from rest cover the same distance. The acceleration of X is twice tha...