A bullet with mass of 30 grams is fired from a rifle with mass of 2kg. If the speed of the bullet when it leaves the rifle is 200 m/s, find the recoil speed of the rifle. * A. 3 m/s B. 1 m/s C. 2 m/s D. 4 m/s E. 0.5 m/s

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A: Before collision:momentum along X-axis: (0.037×7.15)kg-m/smomentum along Y-axis: 0After…

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A: From conservation of momentum along y-axis,

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Q: +5.な B

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A: One dimensional collision

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A: Given  Mass of bullet ,m = 2.0 g Initial speed of bullet,u =??  Initial speed of block, Ub = 0 m/s…

Q: e the floor. The ball rebounds straight upward to a height of 0.940 m. Taking the negativ

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A: mass of each railroad car (m) = 500000 kg initial speed of first railroad car = u initial speed of…

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A: Scenario - A player strikes an incoming ball with a certain force due to which its speed changes.…

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A: Before Coupling Mass (Mfc )of the freight car(fc) =1000 Kg Velocity(Vfc)  of freight car=1…

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A: Mass of A (m) = 4500 kg Mass of B = M Initial velocity of A (u) = 10 ms (east) Initial velocity of B…