...in equilibrio sustain the lever at an angle (0) with the horizon, Tang- 0 = -. Cot. | a. P— w 3. AC, CB, are the equal arms of a straight lever whose...to C a heavy arm CD is fixed perpendicular to AB. Prove that when different weights are suspended from the extremity A, the tangents of the inclinations...

...the other on an inclined plane ; what is the force necessary to prevent the plane from moving ? 6. AC, CB are the equal arms of a straight lever whose...C : to C a heavy arm CD is fixed perpendicular to A B. Prove that when different weights are suspended from the extremity A, the tangents of the inclinations...

...beams that CB may equal AB? Consider separately the forces acting on the two beams. 6 1 . AC, CB are equal arms of a straight lever, whose fulcrum is C ; to C a heavy arm CD is fixed, at right angles to AB. Prove that, when different weights are suspended from the extremity A, the tangents...

...it is required to determine the forces and the angle at which they act. PRINCIPLE OF THE LEVER. 1. AC, CB are the equal arms of a straight lever whose fulcrum is С : to С a "Reavy arm CD is fixed perpendicular to AB. Prove that if a weight be suspended to the...

...it is required to determine the forces and the angle at which they act. PRINCIPLE OF THE LEVER. 1. AC, CB are the equal arms of a straight lever whose...to C a heavy arm CD is fixed perpendicular to AB. Prove that if a weight be suspended to the extremity A, and the system be in equilibrium, the tangent...

...the force which, acting vertically at A, will keep the lever at rest in a horizontal position. 203. AC, CB are the equal arms of a straight lever whose...will be proportional to the weights respectively. 204. Two weights are suspended from the arms of a bent lever without weight, which are inclined to...

...the force which, acting vertically at A, will keep the lever at rest in a horizontal position. 13. AC, CB are the equal arms of a straight lever whose fulcrum is C j to C a heavy arm CD is fixed perpendicular to AB ; if now different weights be suspended successively...

...3, 5, 9, cannot under any circumstances produce equilibrium upon a point. PKINCIPLE OF THE LEVEE. 1. AC, CB are the equal arms of a straight lever whose fulcrum is 0: to C a heavy arm CD is fixed perpendicular to AS. Prove that if a weight be suspended to the extremity...

...the additional weight required at A to maintain equilibrium is equal to —^ (P — Q). AC 16. AC and CB are the equal arms of a straight lever whose fulcrum is C; and at C a heavy arm CD is fixed at right angles to A B. Shew that when different weights are suspended...