If the earth shrink such that its mass does not change but radius decreases to one

If the earth shrink such that its mass does not change but radius decreases to one quarter of its original value then one complete day will take

Options

(a) 96 hours
(b) 48 hours
(c) 6 hours
(d) 1.5 hours

Correct Answer:

1.5 hours

Explanation:

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

admin:

Related Questions

  1. A circular coil of radius 10cm and 100 turns carries a current 1 A.
  2. If r be the distance of a point on the axis of a magnetic dipole from its centre
  3. A ball is dropped from a height of 20 cm. Ball rebounds to a height of 10cm
  4. If the radioactive dacay constant of radium is 1.07 x 10⁻⁴ year⁻¹, then its half-life
  5. For the radioactive nuclei that undergo either α or β decay, which one