Home
Class 11
PHYSICS
A car accelerates on a straight road fro...

A car accelerates on a straight road from rest to a speed of 180 `km//hr` in 25 second. Assuming Unifrom acceleration of the car out, the distance covered in this is

A

625 m

B

600 m

C

144 m

D

72 m

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • MECHANICAL PROPERTIES OF SOLIDS

    CHETANA PUBLICATION|Exercise EXERCISE|137 Videos

  • OPTICS

    CHETANA PUBLICATION|Exercise EXERCISE|80 Videos

Similar Questions

Explore conceptually related problems

A car accelerates uniformly from rest to a speed of 10 m/s in a time of 5 s. The number of revolutions made by one of its wheels during this motion if the radius of the wheel is 1//pi m.

A car moving along a straight road with a speed of 120 km//hr is brought to rest by applying brakes. The car covers a distance of 100 m before it stops. Calculate (i) average retradation of the car. (ii) time taken by the car to come rest.

A car moving along a straight road with a speed of 120 km/hr, is brought to rest by applying brakes. The car covers a distance of 100 m before it stops. Calculate (i) the average retardation of the car (ii) time taken by the car to come to rest.

The velocity of a car increases from 15 (km)/h to 33 (km)/h in 20 s. Find its acceleration.

Consider a car moving along a straight horizontal road with a speed of 36 km/h. If the coefficient of static friction between road and tyers is 0.4, the shortest distance in which the car can be stopped is (Take g=10 m//s2)

A car moves in a circle at the constant speed of 50m//s and completes 1 revolution in 40s. Determine the magnitude of acceleration of the car.

A carmoves in a circleat the constant speed of 50m/s and completes one revolution in 40 s. Determine the magnitude of acceleration of the car.

The speed versus time graph of a moving particle is shown in the following figure. If 'u' is the initial speed at t=0 , v is the speed at time t, a is the acceleration and s' is the distance covered in time t , then total area OABC is best described using. (Assume O as origin)

A wheel having a diameter of 3 m starts from rest and accelerates uniformly to an angular velocity of 210 r.p.m. in 5 seconds. Angular acceleration of the wheel is

A motorboat starts from rest and moves with uniform acceleration, if it attains the velocity of 15 m//s in 5s, calculate the acceleration and the distance travelled in that time.

CHETANA PUBLICATION-MOTION IN A PLANE-EXERCISE
  1. A particle oscillates along a straight line 1m long, if it completes o...

    Text Solution

    |

  2. The position of an object movinfg along X-axis is given by x = a + bt^...

    Text Solution

    |

  3. A car accelerates on a straight road from rest to a speed of 180 km//h...

    Text Solution

    |

  4. A body has initial velocity of 3 m//s and has an acceleration of 2 m//...

    Text Solution

    |

  5. An electron travelling with a speed of 5 xx 10^3m/s passes through an ...

    Text Solution

    |

  6. A stone is thrown vertically upwards with initial velocity of 14 m s^-...

    Text Solution

    |

  7. A swimmer's speed in the direction of flow of rivers is 16 km h^-1. Th...

    Text Solution

    |

  8. Figures shows the displacement-time graph of a particle moving along x...

    Text Solution

    |

  9. Area under the curved of velocity-time graph of a particle moving with...

    Text Solution

    |

  10. The v-t graph of an athelets is shown below. The distance travelled by...

    Text Solution

    |

  11. The v-t graph below represents

    Text Solution

    |

  12. The velocity-time graph of a body is shown in the following graph. At ...

    Text Solution

    |

  13. The two dimensional motion of a body in which a vertical motion with c...

    Text Solution

    |

  14. Whic of the following is NOT an example of a projectile?

    Text Solution

    |

  15. In a projectile motion, the velocity vector of the projectile is

    Text Solution

    |

  16. The trajectory of particle is symmetrical about the perpendicular dra...

    Text Solution

    |

  17. A shell is fired at an angle of 30^@ to the horizontal with velocity 1...

    Text Solution

    |

  18. A projectile can have the same range R for two angles of projection. I...

    Text Solution

    |

  19. When a body is projected vertically up from the ground, its velocity i...

    Text Solution

    |

  20. A body is projected with a vertical velocity of 30 m//s at an angle of...

    Text Solution

    |