a ballistic pendulum an object of mass m is fired with an initial speed v0 at a pendulum bob. The bob has a mass M , which is suspended by a rod of length L and negligible mass. After the collision, the pendulum and object
a ballistic pendulum an object of mass m is fired with an initial speed v0 at a pendulum bob. The bob has a mass M , which is suspended by a rod of length L and negligible mass. After the collision, the pendulum and object
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In a ballistic pendulum an object of mass m is fired with an initial speed v0 at a pendulum bob. The bob has a mass M , which is suspended by a rod of length L and negligible mass. After the collision, the pendulum and object stick together and swing to a maximum angular displacement θ as shown .
Part A
Find an expression for v0 , the initial speed of the fired object.
Express your answer in terms of some or all of the variables m , M , L , and θ and the
acceleration due to gravity, g . You did not open hints for this part.

Transcribed Image Text:In a ballistic pendulum an object of mass m is fired with an initial speed vo at a pendulum bob. The bob
has a mass M , which is suspended by a rod of length L and negligible mass. After the collision, the
pendulum and object stick together and swing to a maximum angular displacement 0 as shown .
v = 0
M
M+m
m
Part A
Find an expression for vo , the initial speed of the fired object.
Express your answer in terms of some or all of the variables m , M , L , and 0 and the
acceleration due to gravity, g .
You did not open hints for this part.
ANSWER:
Uf =
Incorrect; Try Again
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