A 120 m long train is moving in a direction with speed 20 m/s.A train B moving

A 120 m long train is moving in a direction with speed 20 m/s.A train B moving with 30 m/s in the opposite direction and 130m long crosses the first train in a time

Options

(a) 6 S
(b) 36 S
(c) 38 S
(d) None of these

Correct Answer:

None of these

Explanation:

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

admin:

Related Questions

  1. A circuit area 0.01 m² is kept inside a magnetic field which is normal to its plane.
  2. The frequency of light ray having the wavelength 3000Å is
  3. Four identical rods are joined to from a square. If the temperature difference
  4. A coil of N turns and mean cross-sectional area A is rotating with uniform angular
  5. A body is thrown vertically upward in air when air resistance is taken into account