Home
Class 11
PHYSICS
A particle is projected at t = 0 from a ...

A particle is projected at `t = 0` from a point on the ground with certain velocity at an angle with the horizontal. The power gravitational force is plotted against time. Which of the following is the best representation ?

A

B

C

D

Text Solution

Verified by Experts

The correct Answer is:
`(3)`
Conceptual
Promotional Banner

Topper's Solved these Questions

  • WORK , ENERGY & POWER

    NARAYNA|Exercise EXERCISE -III|54 Videos

  • WORK , ENERGY & POWER

    NARAYNA|Exercise EXERCISE IV|43 Videos

  • WORK , ENERGY & POWER

    NARAYNA|Exercise EXERCISE -II (C.W)|75 Videos

  • WAVES

    NARAYNA|Exercise Exercise-IV|56 Videos

  • WORK POWER AND ENERGY

    NARAYNA|Exercise Level-VI (Integer)|12 Videos

Similar Questions

Explore conceptually related problems

A particle is projected at t=0 from a point on the ground with certain velocity at an angle with the horizontal. The power of gravitation force is plotted against time. Which of the following is the best representation?

A particle is projected with a velocity u making an angle theta with the horizontal. The instantaneous power of the gravitational force

A particle is projected at time t=0 from a point O with a speed u at an angle theta to horizontal. Find the torque of a gravitational force on projectile about the origin at time t. (x,y plane is vertical plane)

A particle is projeced with a velocity u making an angle theta with the horizontal. The instantaneous power of the gravitational force

A particle is projected from a point P with a velocity v at an angle theta with horizontal. At a certain point Q it moves at right angles to its initial direction. Then

A particle is projected from a point O with a velocity u at an angle alpha (upwards) to the horizontal. At a certain point P it moves at right angles to its initial direction. It follows that:

The rate of decay (R ) of nuclei in a radioactive sample is plotted against time (t). Which of the following best represents the resulting curve ?

The rate of decay (R ) of nuclei in a radioactive sample is plotted against time (t) . Which of the following best represents the resulting curve ?

A particle is projected at time t=0 from a point P on the ground with a speed v_0, at an angle of 45^@ to the horizontal. Find the magnitude and direction of the angular momentum of the particle about P at tiem t= v_0//g

A heavy particle is projected with a velocity at an angle with the horizontal into the uniform gravitational field. The slope of the trajectory of the particle varies as

NARAYNA-WORK , ENERGY & POWER -EXERCISE -II (H.W)
  1. An engine pumps water through a hose pipe. Water passes through the pi...

    Text Solution

    |

  2. An elevator that can carry a maximum load of 1500 kg (elvator+ passeng...

    Text Solution

    |

  3. A particle is projected at t = 0 from a point on the ground with cert...

    Text Solution

    |

  4. The input power to an electric motor is 200 KW. Its efficiency is 80%....

    Text Solution

    |

  5. The human heart discharges 75 cm^(3) of blood per beat against an aver...

    Text Solution

    |

  6. A point size mass 100 gm is rotated in a vertical circle using a cord ...

    Text Solution

    |

  7. A vehicle is travelling along concave road then along convex road of s...

    Text Solution

    |

  8. The length of a simple pendulum is 1 m. The bob is given a velocity 7 ...

    Text Solution

    |

  9. Two balls marked 1 and 2 of the same mass m and a third ball marked 3 ...

    Text Solution

    |

  10. A particle of mass m moving eastward with a velocity V collides with a...

    Text Solution

    |

  11. A 10 gm bullet is fired from a rifle horizontally into a 5 kg block of...

    Text Solution

    |

  12. Three identical particles with velocities v0hati, -3v0hatj and 5v0hatk...

    Text Solution

    |

  13. From the top of a tower of height 100 m a 10 gm block is dropped freel...

    Text Solution

    |

  14. A steel ball of radius 2 cm is initially at rest. It is struck head on...

    Text Solution

    |

  15. A canon shell fired breaks into two equal parts at its highest point. ...

    Text Solution

    |

  16. A mass of 2.9 kg is suspended from a string of length 50 cm and is at ...

    Text Solution

    |

  17. In a smooth circular tube of radius R , a particle of mass m moving wi...

    Text Solution

    |

  18. A mass ‘m’ moves with a velocity ‘v’ and collides inelastically with a...

    Text Solution

    |

  19. In the figure, pendulum bob on left side is pulled a side to a height ...

    Text Solution

    |

  20. A body oa mass M at rest explodes into three pieces, two of which of m...

    Text Solution

    |