A bullet of mass enters a wooden block of length L at a speed v_1 and emerges out of block with a speed v_2. If \F^{-} is the average force which impeded its motion through the wooden block then correct statement is (Assume uniform deceleration inside the block)m' enters a wooden block of length L at a speed v_1 and emerges out of block with a speed v_2. If \F↖{-} is the average force which impeded its motion through the wooden block then correct statement is (Assume uniform deceleration inside the block)

Correct Answer is : −F = m2L(v22−v12)

\F^{-} = {m/{2\L}}(v^2_2-v^2_1)

\F^{-} = {m/{4\L}}(v^2_2+v^2_1)

TS EAMCET 6-Aug-2021 Shift 1 Question Paper

Section: Physics

Question : 87 of 160

Marks: +1, -0

A bullet of mass ′m′ enters a wooden block of length L at a speed v1 and emerges out of block with a speed v2. If

−

is the average force which impeded its motion through the wooden block then correct statement is
(Assume uniform deceleration inside the block)

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