# rotated axes

## Problem 407 Cantilever Truss - Method of Joints

**Problem 407**

In the cantilever truss shown in Fig. P-407, compute the force in members AB, BE, and DE.

## Problem 406 Cantilever Truss - Method of Joints

**Problem 406**

The cantilever truss in Fig. P-406 is hinged at D and E. Find the force in each member.

## Problem 318 | Equilibrium of Concurrent Force System

**Problem 318**

Three bars, hinged at A and D and pinned at B and C as shown in Fig. P-318, form a four-link mechanism. Determine the value of P that will prevent motion.

## Problem 314 | Equilibrium of Concurrent Force System

**Problem 314**

The five forces shown in Fig. P-314 are in equilibrium. Compute the values of P and F.

## Problem 310 - 311 | Equilibrium of Concurrent Force System

**Problem 310**

A 300-lb box is held at rest on a smooth plane by a force P inclined at an angle θ with the plane as shown in Fig. P-310. If θ = 45°, determine the value of P and the normal pressure N exerted by the plane.

## Problem 309 | Equilibrium of Concurrent Force System

**Problem 309**

A cylinder weighing 400 lb is held against a smooth incline by means of the weightless rod AB in Fig. P-309. Determine the forces P and N exerted on the cylinder by the rod and the incline.

## Problem 308 | Equilibrium of Concurrent Force System

**Problem 308**

The cable and boom shown in Fig. P-308 support a load of 600 lb. Determine the tensile force T in the cable and the compressive for C in the boom.

## 008 Components of a force at different pairs of axes

**Problem 008**

A force P = 800 N is shown in Fig. P-008.

- Find the y-component of P with respect to x and y axis.
- Find the y'-component of P with respect to x' and y' axis.
- Find the y-component of P with respect to x' and y axis.
- Find the y'-component of P with respect to x and y' axis.

## 006 Components of a force in axes that are not perpendicular to each other

**Problem 006**

The force P of magnitude 50 kN is acting at 215° from the x-axis. Find the components of P in u 157° from x, and v negative 69° from x.