A force of $8$ dyne with moment arm $125 c m$ long, rotates a body in the clockwise direction. Find the torque it applies.

8250 d y n e c m

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1000 d y n e c m

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800 d y n e c m

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1250 d y n e c m

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Solution

The correct option is B $1000 d y n e c m$
Force $F = 8 d y n e$
Length of arm $r = 125 c m$
Torque $τ = F r = 8 \times 125 = 1000 d y n e c m$

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A force of 8 dyne with moment arm 125 cm long, rotates a body in the clockwise direction. Find the torque it applies.

The correct option is B 1000 dyne cmForce F=8 dyneLength of arm r=125 cmTorque τ=Fr=8×125=1000 dyne cm

A force of $8$ dyne with moment arm $125 c m$ long, rotates a body in the clockwise direction. Find the torque it applies.

The correct option is B $1000 d y n e c m$
Force $F = 8 d y n e$
Length of arm $r = 125 c m$
Torque $τ = F r = 8 \times 125 = 1000 d y n e c m$