1.

What is the kinetic energy of the flower pot just before it touches the ground?

Answer»

K = \(\frac{1}{2}\) mv2

v2 = u2 + 2as

= 0 + 2 x 10 x 4 = 80

Kinetic energy K = \(\frac{1}{2}\) mv2

= 1/2 × 15 × 80 = 600J

In ethene, There is carbon – carbon double bond



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