A shell of mass 200 g is ejected from a gun of mass 4 kg by an explosion

A shell of mass 200 g is ejected from a gun of mass 4 kg by an explosion that generates 1.05 kJ if energy. This initial velocity of the shell is:

Options

(a) 100 ms⁻¹
(b) 80 ms⁻¹
(c) 40 ms⁻¹
(d) 120 ms⁻¹

Correct Answer:

100 ms⁻¹

Explanation:

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

admin:

Related Questions

  1. The mean free path of electrons in a metal is 4 x 10⁻⁸ m. The electric field
  2. A circular disc X of radius R is made from an iron plate of thickness t and another disc
  3. The device can act as a complete electronic circuit is
  4. An atom bomb weighing 1 kg explodes releasing 9×10¹³ J of energy.
  5. A wire having resistance 12Ω is bent in the form of an equilateral triangle.