Strength of Materials
Which of the following do not have identical dimensions?

Torque and energy
Momentum and impulse
Moment of a force and angular momentum
Torque and work

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Strength of Materials
If a rigid body is in equilibrium under the action of three forces, then

the lines of action of these forces meet in a point & the lines of action of these forces are parallel
these forces are equal
the lines of action of these forces are parallel
the lines of action of these forces meet in a point

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