If each of the three links of the mechanism has a weight of 20lb, determine the angle for equilibrium of the spring, which, due to the roller guide, always remains horizontal and is unstretched when angle=0 Using energy formulation find angle for equilibrium. The answer should be 0, 36.9

Respuesta :

V= 2 1 k(asin()) 2 2Wasin()W(2a)sin() V= 2 ka 2 sin(), 2 4Wasin(), frac d d'theta, V= k a 2 sin(), 2 cos(), -4Wasin(), frac d d'theta =0 d d V=ka 2 sin()cos()4Wasin()=0 quad cos left(theta right) =0 quad quad quad quad quad quad theta =90deg cos()=0 =90 degrees equilibrium.

The contact angle at equilibrium is what?

When wettability balances, the contact angle is known as the equilibrium contact angle.

What requirements must be met for an object to be in equilibrium?

The first prerequisite for an object to be in equilibrium is for the net force acting on it to be zero. Any direction has zero net force if net force is zero.

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