the acceleration is suddenly reversed. What will be the velocity of the particle

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A car is moving horizontally along a straight line with a uniform velocity of 25ms^−1. A projectile is to be fired from this car in such a way that it will return to it after it has moved 100m. The speed of the projection must be.
19
Oct
A car is moving horizontally along a straight line with a uniform velocity of 25ms^−1. A projectile is to be fired from this car in such a way that it will return to it after it has moved 100m. The speed of the projection must be. A particle starts from the origin with a velocity [...]
Posted in: Cengage JEE Mains Physics by B.M Sharma , Chapter 4 - Motion in 2 Dimension ,
Tags: A particle starts from the origin with a velocity of 10ms^−1 and moves with a constant acceleration till the velocity increases to 50ms^−1. At that instant , the acceleration is suddenly reversed. What will be the velocity of the particle , when it returns to the starting point? ,
A projectile is thrown in the upward direction making an angle of 60^∘ with the horizontal direction with a velocity of 150 ms^−1. Then the time after which its inclination with the horizontal is 45^∘ is
19
Oct
A projectile is thrown in the upward direction making an angle of 60^∘ with the horizontal direction with a velocity of 150 ms^−1. Then the time after which its inclination with the horizontal is 45^∘ is A particle starts from the origin with a velocity of 10ms^−1 and moves with a constant acceleration till the [...]
Posted in: Cengage JEE Mains Physics by B.M Sharma , Chapter 4 - Motion in 2 Dimension ,
Tags: A particle starts from the origin with a velocity of 10ms^−1 and moves with a constant acceleration till the velocity increases to 50ms^−1. At that instant , the acceleration is suddenly reversed. What will be the velocity of the particle , when it returns to the starting point? ,
A particle starts from the origin with a velocity of 10ms^−1 and moves with a constant acceleration till the velocity increases to 50ms^−1. At that instant, the acceleration is suddenly reversed. What will be the velocity of the particle, when it returns to the starting point?
19
Oct
A particle starts from the origin with a velocity of 10ms^−1 and moves with a constant acceleration till the velocity increases to 50ms^−1. At that instant, the acceleration is suddenly reversed. What will be the velocity of the particle, when it returns to the starting point? A particle starts from the origin with a velocity [...]
Posted in: Cengage JEE Mains Physics by B.M Sharma , Chapter 3 - Motion in One Dimension ,
Tags: A particle starts from the origin with a velocity of 10ms^−1 and moves with a constant acceleration till the velocity increases to 50ms^−1. At that instant , the acceleration is suddenly reversed. What will be the velocity of the particle , when it returns to the starting point? ,