Home
Class 12
PHYSICS
A particle is projected from ground with...

A particle is projected from ground with velocity `3hati + 4hati` m/s. Find range of the projectile :-

A

`1.2 m`

B

`3.6 m`

C

`2.4 m`

D

`10 m`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

A particle is projected from ground with velocity 40sqrt2m at 45^(@) .At time t=2s

A projectile is projected from ground with an initial velocity (5hati+10hatj)m//s If the range of projectile is R m, time of flight is Ts and maximum height attained above ground is Hm, find the numerical value of (RxxH)/T . [Take g=10m//s^2 ]

A particle is projected from ground with velocity 40sqrt(2)m//s at 45^(@) . At time t=2s

A particle is projected from ground with velocity 20(sqrt2) m//s at 45^@ . At what time particle is at height 15 m from ground? (g = 10 m//s^2)

A particle is projected from ground with velocity 40(sqrt2) m//s at 45^@ . Find (a) velocity and (b) displacement of the particle after 2 s. (g = 10 m//s^2)

A particle is projected vertically upwards from ground with velocity 10 m // s. Find the time taken by it to reach at the highest point ?

A particle is projected from ground with velocity 50 m//s at 37^@ from horizontal. Find velocity and displacement after 2 s. sin 37^@ = 3/5 .

A particle A is projected from the ground with an initial velocity of 10m//s at an angle of 60^(@) with horizontal. From what height should an another particle B be projected horizontally with velocity 5m//s so that both the particles collide in ground at point C if both are projected simultaneously g=10 m//s^(2) .

A projectile is thrown with an initial velocity of (a hati + hatj) ms^(-1) . If the range of the projectile is twice the maximum height reached by it, then

A particle is projected from ground at angle 45^@ with initial velocity 20(sqrt2) m//s . Find (a)change in velocity, (b)magnitude of average velocity in a time interval from t=0 to t=3s .

ALLEN-TEST PAPER 3-PHYSICS
  1. A particle is projected at an angle 60^@ from Horizon from ground with...

    Text Solution

    |

  2. The angle of projection at which the horizontal range and maximum heig...

    Text Solution

    |

  3. A particle is projected from ground with velocity 3hati + 4hati m/s. F...

    Text Solution

    |

  4. Two particles are projected with speeds u1 and u2 in mutually opposite...

    Text Solution

    |

  5. An aeroplane flying 490 m above the ground level at 100 m/s, releases ...

    Text Solution

    |

  6. A positively charged body is brought near to bob of an uncharged gold ...

    Text Solution

    |

  7. When a soap bubble is charged :-

    Text Solution

    |

  8. A charge Q1 exerts some force on a second charge Q2. If a 3rd charge Q...

    Text Solution

    |

  9. Two particles A and B having equal charges are placed at distance d ap...

    Text Solution

    |

  10. An infinite number of charges, each of magnitude q, are placed along x...

    Text Solution

    |

  11. Two pitch balls carrying equal charges are suspended from a common poi...

    Text Solution

    |

  12. Two spheres A and B are charged with the charges of +10 and +20 coulom...

    Text Solution

    |

  13. The electric field due to a uniformly charged sphere is maximum at :

    Text Solution

    |

  14. Charges q, 2q,3q and 4q are placed at the corners A,B,C and D of a squ...

    Text Solution

    |

  15. A charged oil drop is suspended in a uniform filed of 3xx10^4 v//m so ...

    Text Solution

    |

  16. The electric field at a distance (3R)/2 from the centre of a charged ...

    Text Solution

    |

  17. Four point +ve charges of same magnitude (Q) are placed at four corner...

    Text Solution

    |

  18. A thin semi-circular ring of radius r has a positive charge q distribu...

    Text Solution

    |

  19. Three positive charges of equal value q are placed vertices of an equi...

    Text Solution

    |

  20. A Gaussian surface in the fig. is shown by dotted line. The electric f...

    Text Solution

    |