A cube of mass m and height H slides with a speed v. It strikes the obstacle of height h=H/4. Find the speed of the CM of the cube just after the collision.

Ans:-51/2v/6

Question

A cube of mass m and height H slides with a speed v. It strikes the obstacle of height h=H/4. Find the speed of the CM of the cube just after the collision. Ans:-51/2v/6

Chetan Mandayam Nayakar · Answer

L=mvH/4=Iw,I=mH 2 ((1/6 + 1/16 + 1/4)=23mH 2 /48,w=mvH/4I=12v/23H, Vcm=w*H&radic;5/4=3&radic;5v/23

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A cube of mass m and height H slides with a speed v. It strikes the obstacle of height h=H/4. Find the speed of the CM of the cube just after the collision. Ans:-51/2v/6

A cube of mass m and height H slides with a speed v. It strikes the obstacle of height h=H/4. Find the speed of the CM of the cube just after the collision.

Ans:-51/2v/6

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A cube of mass m and height H slides with a speed v. It strikes the obstacle of height h=H/4. Find the speed of the CM of the cube just after the collision. Ans:-51/2v/6

A cube of mass m and height H slides with a speed v. It strikes the obstacle of height h=H/4. Find the speed of the CM of the cube just after the collision. Ans:-51/2v/6

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A cube of mass m and height H slides with a speed v. It strikes the obstacle of height h=H/4. Find the speed of the CM of the cube just after the collision.

Ans:-51/2v/6