Lami's Theorem

IMPORTANT

Lami's Theorem: Overview

This topic covers concepts, such as, Lami's Theorem & Application of Lami's Theorem etc.

Important Questions on Lami's Theorem

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IMPORTANT

If a+b+c=0. The angle between a and b, b and c are 150° and 120°, respectively. Then, the magnitude of vectors a,b and c are in ratio of :

EASY
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Force F in the given figure equals to 

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EASY
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The three coplanar concurred forces acting at a point "O" are in equilibrium then the ratio of T1T2 and T1T3 respectively will be

MEDIUM
IMPORTANT

At point A is in equilibrium under the action of the applied forces, the values of tension. TAC=?

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MEDIUM
IMPORTANT

 An iron block of mass 30 kg is hanging from the two supports A and B as shown in the diagram. Determine the tensions in AC ropes.

 

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When three forces acting at a point are in equilibrium, then each force is proportional to the _____ of the angle between the other two forces

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Lami's theorem is only applicable for triangles and not for all polygons.

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What is Lami's Theorem?

MEDIUM
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A force of 120 N and a force of 20 N acting simultaneously at a point may produce a resultant force of

MEDIUM
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An iron sphere weighing 10 N rests in a V shaped smooth trough whose side form an angle of 60° as shown in the figure. Then reaction forces are

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EASY
IMPORTANT

Cotyledons are also called-

HARD
IMPORTANT

A sphere of mass m is held between two smooth inclined walls. For sin37°=35, the normal reaction of the wall (2) is equal to:
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