Home
Class 12
MATHS
A particle just clears a wall of heig...

A particle just clears a wall of height b at distance a and strikes the ground at a distance c from the point of projection. The angle of projection is (1) `tan^(-1)b/(a c)` (2) `"45"^o` (3) `tan^(-1)(b c)/(a(c-a)` (4) `tan^(-1)(b c)/a`

Promotional Banner

Topper's Solved these Questions

  • JEE MAIN

    JEE MAINS PREVIOUS YEAR ENGLISH|Exercise MATH|21 Videos

  • LIMITS AND DERIVATIVES

    JEE MAINS PREVIOUS YEAR ENGLISH|Exercise All Questions|5 Videos

Similar Questions

Explore conceptually related problems

Let a, b and c be positive real numbers. Then prove that tan^(-1) sqrt((a(a + b + c))/(bc)) + tan^(-1) sqrt((b (a + b + c))/(ca)) + tan^(-1) sqrt((c(a + b+ c))/(ab)) =' pi'

If sqrt(3)+i=(a+i b)(c+i d) , then find the value of tan^(-1)(b//a)+tan^(-1)(d//c)

If sqrt(3)+i=(a+i b)(c+i d) , then find the value of tan^(-1)(b//a) + tan^(-1)(d//c)dot

If sqrt(3)+i=(a+i b)(c+i d) , then find the value of tan^(-1)(b//a)tan^(-1)(d//c)dot

If A +B+C= pi and /_C is obtuse then tan A. tan B is

Prove that : tan^(-1)( (a^3 -b^3)/(1+a^3 b^3)) + tan^(-1)( (b^3 - c^3)/(1+b^3 c^3)) + tan^(-1)( (c^3 - a^3)/(1+c^3 a^3)) = 0

The angle between the curves y^2=x and x^2=y at (1,\ 1) is tan^(-1)4/3 (b) tan^(-1)3/4 (c) 90 (d) 45

Prove that tan^(-1)((a-b)/(1+ab))+ tan^(-1)((b-c)/(1+bc))+tan^(-1)((c-a)/(1+ca))=0 , ab>(-1), bc>(-1), ca>(-1)

In a triangle tan A+ tan B + tan C=6 and tan A tan B= 2, then the values of tan A, tan B and tan C are

Which of the following is greatest? tan1 (b) tan4 (c) tan7 (d) tan10

JEE MAINS PREVIOUS YEAR ENGLISH-JEE MAINS-All Questions
  1. The equation of a tangent to the parabola y^2=""8x""i s""y""=""x""+...

    Text Solution

    |

  2. ((p^^q)vv(pvv~q))^^(~p^^~q)) is equivalent to (A) ~p^^~q ...

    Text Solution

    |

  3. A particle just clears a wall of height b at distance a and strikes...

    Text Solution

    |

  4. The equation of a tangent to the parabola y^2=""8x""i s""y""=""x""+...

    Text Solution

    |

  5. The equation of a tangent to the parabola y^2=""8x""i s""y""=""x""+...

    Text Solution

    |

  6. The equation of a tangent to the parabola y^2=""8x""i s""y""=""x""+...

    Text Solution

    |

  7. If hati+hatj+muhatk, muhati+hatj+hatk, hati+muhatj+hatk are coplanar v...

    Text Solution

    |

  8. In the expansion of (2^(1/3) +1/(2(3)^(1/3)))^10 then the ratio of 5th...

    Text Solution

    |

  9. The area bounded by the region between curves y=x^2 +2, x=0, x=3, y=x+...

    Text Solution

    |

  10. Let y(x) is the solution of differential equation x(dy)/(dx)+y=x logex...

    Text Solution

    |

  11. f(x)=min(sinx, cosx),x in (-pi,pi) the values of x where f(x) is non d...

    Text Solution

    |

  12. A(9,6), B(4,-4) lie on the parabola such that area of /\ABC is maximum...

    Text Solution

    |

  13. If two circles with cenre (1,1) and radius 1 and circle with centre (9...

    Text Solution

    |

  14. Find minimum and maximum value of 3cosx+5sin(x-pi/6)

    Text Solution

    |

  15. For xgt1, " if " (2x)^(2y)=4e^(2x-2y)", then " (1+loge2x)^2(dy)//(dx) ...

    Text Solution

    |

  16. Let P=[(1, 0, 0),(3, 1, 0),(9, 3, 1)]Q=[q(ij)] and Q=P^5+I3 then (q21+...

    Text Solution

    |

  17. Let (z-alpha)/(z+alpha) is purely imaginary and |z|=2, alpha in RR the...

    Text Solution

    |

  18. If ratio of the roots of the quadratic equation 3m^2x^2+m(m-4)x+2=0 is...

    Text Solution

    |

  19. Let fk=(1+2+3+?+k)/k Also is f1^2+f2^2+f3^2+?f10^2=5/12N, then the val...

    Text Solution

    |

  20. Let a parabola be y=12-x^2. Find the maximum area of rectangle whose b...

    Text Solution

    |