A ball of mass 2 kg and another of mass 4 kg are dropped together from

A ball of mass 2 kg and another of mass 4 kg are dropped together from a 60 ft tall building. After a fall of 30 ft each towards the earth,their respective kinetic energies will be in the ratio of

Options

(a) √2:1
(b) 1:4
(c) 1:2
(d) 1:√2

Correct Answer:

1:2

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. In the Young’s modulus experiment, if length of wire and radius both are doubled,
  2. The moment of inertia of a uniform circular disc of radius R and mass M about an axis
  3. Three particles A,B and C are thrown from the top of a tower with the same speed.
  4. A condenser of capacity C is charged to a potential difference of V₁. The plates
  5. If |A x B|= √3 A.B , then the value of |A + B| is