1,334 prompts matching "Learn: Why a surd is never left in the denominator"
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WAEC Prep: Summing the components of several concurrent forces
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WAEC Prep: The forces on a body resting on a rough horizontal plane
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WAEC Prep: The forces on a body suspended by a single string
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Explain Back: The forces acting on a body hanging from two strings
I have just studied the forces acting on a body hanging from two strings in my SS3 Further
WAEC Prep: The triangle of forces used together with the cosine rule
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WAEC Prep: Labelling the triangle of forces from the space diagram
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WAEC Prep: The triangle of forces for three forces in equilibrium
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Explain Back: The order in which the forces are drawn round the triangle
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WAEC Prep: The two conditions for a rigid body to be in equilibrium
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WAEC Prep: The polygon of forces for several forces in equilibrium
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WAEC Prep: Friction, and the direction in which it acts
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WAEC Prep: The moment of a weight about a hinge
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WAEC Prep: Calculating a moment as force times perpendicular distance
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WAEC Prep: The total moment of two forces about the same point
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Learn: The algebraic sum of moments when the senses differ
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Explain Back: Locating the point of concurrence on a diagram
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Quiz: A rod resting against a wall, and the concurrence of its three forces
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WAEC Prep: The conditions for a particle under three forces to be in equilibrium
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WAEC Prep: A lamp hanging from two wires, solved by Lami's theorem
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WAEC Prep: The variance of a discrete random variable
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