A body travels 200 cm in the first two seconds and 220 cm in the next 4 secs

A body travels 200 cm in the first two seconds and 220 cm in the next 4 secs with deceleration. The velocity of the body at the end of the 7th second is

Options

(a) 5 cm/s
(b) 10 cm/s
(c) 15 cm/s
(d) 20 cm/s

Correct Answer:

10 cm/s

Explanation:

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

admin:

Related Questions

  1. The escape velocity from the earth’s surface is 11 kms⁻¹.A certain planet
  2. If wavelength of a wave is λ=6000 Å, then wave number will be
  3. If an electron and a proton have the same de-Broglie wavelength, then the kinetic
  4. Dimensions formula for surface tension is
  5. A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid