Home
Class 12
PHYSICS
Two particles move simultaneously from ...

Two particles move simultaneously from two points A and B, 300m apart. The particle at A, starts towards B with a velocity of 25 `m//s` and that at B, moves normal to the former with a velocity of 20 `m//s`

A

(1) The relative velocity of the particle at A, w.r.t. that at B is 32.02 `m//s`

B

(2) The relative velocity of the particle at A, w.r.t. that at B is 12.04 `m//s`

C

(3) They are closest to each other after 7.32 sec.

D

(4) They are closest to each other after 4.25 sec.

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

A particle is moving eastward with a velocity of 5m/s in 10 s the velocity changed by 5m/s northwards.The change in velocity is

Two particles A and B are located at point (0m, 50m) at t = 0 . The particle A moves withy a constant velocity and the particle B moves on a circle of radius 50 m having centre at origin (0, 0) as shown in figure. The pasrticle B has a constant speed 5pi m//s . What will be the velocity of particle A so that both the pasrticles reach at point (50m, 0m) simultaneously.

A particle moves with a uniform velocity of 50 m/s for 20 min. What is the velocity of particle at t = 2 min ?

Two particles are moving along x-axis. Particle-1 is 40 m behind Particle-2. Particle-1 starts with velocity 12 m//s and acceleration 4 m//s^2 both in positive x-direction. Particle-2 starts with velocity 4 m//s and acceleration 12 m//s^2 also in positive x-direction. Find (a) the time when distance between them is minimum. (b) the minimum distacne between them.

A particle is moving eastwards with a velocity of 5 m//s . In 10 s the velocity changes to 5 m//s nothwards. The average acceleration in this time is

Two particles A and B are initially 40 m apart, A is behind B . Particle A is moving with uniform velocity of 10 m s^(-1) towared B . Particle B starts moving away from A with constant acceleration of 2 m s^(-1) . The minimum distance between the two is .

Two particles A and B are initially 40 m apart, A is behind B . Particle A is moving with uniform velocity of 10 m s^(-1) towared B . Particle B starts moving away from A with constant acceleration of 2 m s^(-1) . The time which there is a minimum distance between the two is .

Out of the two cars A and B car A is moving towards east with velocity of 10 m/s whereas B is moving towards north with a velocity 20 m/s, then velocity of A w.r.t B is ( nearly )

A particle is moving along a circle of radius 20cm , with a linear velocity of 2m//s. Calculate the angular velocity of the particle.

DISHA-MOTION IN A STRAIGHT LINE-Physics
  1. Time taken by an object falling from rest to cover the height of h(1) ...

    Text Solution

    |

  2. Three different objects of masses m(1) , m(2) and m(2) are allowed to ...

    Text Solution

    |

  3. From the top of a tower, a particle is thrown vertically downwards wit...

    Text Solution

    |

  4. A body falls from a height h = 200 m (at New Delhi). The ratio of dist...

    Text Solution

    |

  5. The effective acceleration of a body, when thrown upwards with acceler...

    Text Solution

    |

  6. An aeroplane is moving with a velocity u. It drops a packet from a hei...

    Text Solution

    |

  7. Two trains, each 50 m long, are travelling in opposite directions with...

    Text Solution

    |

  8. A train of 150 m length is going toward north direction at a speed of ...

    Text Solution

    |

  9. The distance between two particles is decreasing at the rate of 6 m/se...

    Text Solution

    |

  10. A train is moving due east and a car is moving due north with equal sp...

    Text Solution

    |

  11. An express train is moving with a velocity v1. Its driver finds anothe...

    Text Solution

    |

  12. Two particles move simultaneously from two points A and B, 300m apart...

    Text Solution

    |

  13. A plane is to fly due north. The speed of the plane relative to the ai...

    Text Solution

    |

  14. From the top of a multi-storeyed building 40m tall, a boy projects a s...

    Text Solution

    |

  15. If the plane has an eastward heading, and a 20 m//s wind blows towards...

    Text Solution

    |

  16. The pilot maintains an eastward heading while a 20 m//s wind blows nor...

    Text Solution

    |

  17. Let phi denote the answer of above question. The plane has what speed ...

    Text Solution

    |

  18. Assertion:- The magnitude of velocity of two boats relative to river i...

    Text Solution

    |

  19. Statement-1 : The acceleration of a body of mass 2 kg thrown verticall...

    Text Solution

    |

  20. Statement-1 : The velocity of a body A relative to the body B is the s...

    Text Solution

    |