A spring gun of spring constant 90 N/cm is compressed 12 cm by a ball of mass

A spring gun of spring constant 90 N/cm is compressed 12 cm by a ball of mass 16g. If the trigger is pulled,the velocity of the ball is

Options

(a) 50 ms⁻¹
(b) 40 ms⁻¹
(c) 60 ms⁻¹
(d) 90 ms⁻¹

Correct Answer:

90 ms⁻¹

Explanation:

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

admin:

Related Questions

  1. An A.C source is rated at 220 V, 50 Hz. The time taken for voltage to change
  2. A generator at a utility company produces 100 A of current at 4000 V. The voltage
  3. The angular speed of earth, so that the object on equator may appear weightless
  4. If the velocity of an electron increases, then its de Broglie wavelength will
  5. Fusion reaction takes place at high temperature because