A marble of mass X collides with a block of mass Z, with a velocity Y. and sticks to it. The final velocity of the system is
A. \(\frac{\mathrm{Y}}{\mathrm{X}+\mathrm{Y}} \mathrm{Y}\)
B. \(\frac{X}{X+Z} Y\)
C. \(\frac{X+Y}{Z}\)
D. \(\frac{X+Z}{X}\)
Answer:B
A marble of mass X collides with a block of mass Z, with a velocity Y. and sticks to it. The final velocity of the system is
A. \(\frac{\mathrm{Y}}{\mathrm{X}+\mathrm{Y}} \mathrm{Y}\) B. \(\frac{X}{X+Z} Y\) C. \(\frac{X+Y}{Z}\) D. \(\frac{X+Z}{X}\)