Una fuerza P de 2.9 lb se aplica a una palanca que controla la ba­rrena de una barredora de nieve. Determine el valor de a si el momento de P respecto a A es en sentido contrario al de las manecillas del reloj y tiene

una magnitud de 17 lb • in.

La respuesta es: 49.9 o 59.4 grados.

Necesito el procedimiento.

In the 1980's, congress authorized the u.s. department of energy to build the wipp facility in the chicuahuan desert in new mexico. what is the purpose of wipp?

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer