Home
Class 12
PHYSICS
Positions of two vechicles A and B with ...

Positions of two vechicles A and B with reference to origin O and their velocities are as shown.

A

they will collide

B

distance of closest approach is 100 m.

C

their relative speed is `40/sqrt(3) m//s`

D

their relative velocity is `20/sqrt(3) m//s`

Text Solution

Verified by Experts

The correct Answer is:
B, C
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

In a parallelogram OABC, vectors vec a, vec b, vec c are respectively the positions of vectors of vertices A, B, C with reference to O as origin. A point E is taken on the side BC which divide the line 2:1 internally. Also the line segment AE intersect the line bisecting the angle O internally in point P. If CP, when extended meets AB in point F. Then The position vector of point P, is

State two postulates of Oparin and Haldane with reference to origin of life

Let ABCD be as parallelogram. If vec a ,\ vec b ,\ vec c be the position vectors of\ A ,\ B ,\ C respectively with reference to the origin O, find the position vector of D reference to O.

Write the vector representation of the vectors A and B with respect to the frame of reference shown in the figure.

A bar magnet is moved between two parallel circular loops A and B with a constant velocity v as shown in Fig. 3.180.

s-t graph of two particles A and B are shown in fig. Find the ratio of velocity of A to velocity of B.

Three points A,B, and C have position vectors -2veca+3vecb+5vecc, veca+2vecb+3vecc and 7veca-vecc with reference to an origin O. Answer the following questions? B divided AC in ratio

A point mass 10 g moves in the xy plane with a velocity 2 ms^(-1) along a straight line. Find the magnitude and direction of its angular momentum (i) with respect to the origin O and (ii) with respect to the origin O. The magnitude of the position vector vecr is 0.5 m and the angle theta = 30^(@) .

Particles A and B move with constant and equal speeds in a circle as shown in (Fig. 5.164). Find the angular velocity of the particle A with respect to B , if the angular velocity of particle A w.r.t. O is omega . .

Three points A,B, and C have position vectors -2veca+3vecb+5vecc, veca+2vecb+3vecc and 7veca-vecc with reference to an origin O. Answer the following questions? Which of the following is true?

ALLEN-KINEMATICS-2D-Exercise (O-1)
  1. A ball is thrown from the top of 36m high tower with velocity 5m//ss a...

    Text Solution

    |

  2. A particle moves in x-y plane and at time t is at the point (t^2, t^3 ...

    Text Solution

    |

  3. Ratio of amplitude for two wave is 4:7 .Find the ratio of maximum ampl...

    Text Solution

    |

  4. Two particle A and B projected along different directions from the sam...

    Text Solution

    |

  5. Positions of two vechicles A and B with reference to origin O and thei...

    Text Solution

    |

  6. Two projectiles are thrown simultaneously in the same plane from the s...

    Text Solution

    |

  7. find the 1s complement of binary number (0100101)2 ?

    Text Solution

    |

  8. find the 1s complement of binary number (0011001)2 ?

    Text Solution

    |

  9. A particle leaves the origin with initial velocity vec(v)(0)=11hat(i)+...

    Text Solution

    |

  10. A particle leaves the origin with initial velocity vec(v)(0)=11hat(i)+...

    Text Solution

    |

  11. A particle leaves the origin with initial velocity vec(v)(0)=11hat(i)+...

    Text Solution

    |

  12. By the term velocity of rain, we mean velocity with which raindrops fa...

    Text Solution

    |

  13. By the term velocity of rain, we mean velocity with which raindrops fa...

    Text Solution

    |

  14. By the term velocity of rain, we mean velocity with which raindrops fa...

    Text Solution

    |

  15. By the term velocity of rain, we mean velocity with which raindrops fa...

    Text Solution

    |

  16. When you are standstill holding a flag, the flag flutters in the direc...

    Text Solution

    |

  17. When you are standstill holding a flag, the flag flutters in the direc...

    Text Solution

    |

  18. When you are standstill holding a flag, the flag flutters in the direc...

    Text Solution

    |

  19. Trajectories are shown in figure for three kicked footballs. Initial v...

    Text Solution

    |

  20. Trajectory of particle in a projectile motion is given as y=x- x^(2)/8...

    Text Solution

    |