question_answer

                The maximum range of a bullet fired form a toy pistol mounted on a cart at rest is \[{{\operatorname{R}}_{0}}=40\] m. What will be the acute angle of inclination of the pistol for maximum range when the car is moving in the direction of firing with uniform velocity \[\upsilon =20\] m/s, on a horizontal surface?                 (g=10 m/\[\text{m/}{{\text{s}}^{\text{2}}}\])     JEE Main Online Paper ( Held On 25  April 2013 )

A)                 \[\text{3}{{\text{0}}^{\text{0}}}\]                                           

B)                                        \[\text{6}{{\text{0}}^{\text{0}}}\]

C)                                        \[\text{7}{{\text{5}}^{\text{0}}}\]                                           

D)                                        \[\text{4}{{\text{5}}^{\text{0}}}\]