A heavy meterstick has mass m. When the meterstick is thrown like a spear past you at speed v, you measure its momentum to be 2mv. What do you measure its length to be?
A)1 m
B)0.87 m
C)0.5 m
D)0.25 m
E)none of the above

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The Answer of A heavy meterstick has mass m. When the meterstick is thrown like a spear past you at speed v, you measure its momentum to be 2mv. What do you measure its length to be?
A)1 m
B)0.87 m
C)0.5 m
D)0.25 m
E)none of the above

A Heavy Meterstick Has Mass M