A juggler maintains four balls in motion,making each of them to rise

A juggler maintains four balls in motion,making each of them to rise a height of 20 m from his hand.What time interval should be maintained for the proper distance between them?(take,g=10 ms⁻²)

Options

(a) 3 s
(b) 3/2 s
(c) 1 s
(d) 2 s

Correct Answer:

1 s

Explanation:

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

admin:

Related Questions

  1. The number of photons of wavelength of 540 nm emitted per second by an electric bulb
  2. When a radioactive substance emits an ∝ particle, its position in the periodic table
  3. The potential difference applied to an X-ray tube is 5 kV and the current through it
  4. A magnetic force acting on a charged particle of charge -2µC in a magnetic field of 2T
  5. Length of a conductor is 50 cm radius of cross section 0.1 cm and resistivity