Engineering Mechanics Moment of inertia of a circular section about an axis perpendicular to the section is πd3/16 πd4/32 πd4/64 πd3/32 πd3/16 πd4/32 πd4/64 πd3/32 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The periodic time (T) is given by (where, ω = Angular velocity of particle in rad/s.) π/ω 2π/ω 2π × ω ω/2π π/ω 2π/ω 2π × ω ω/2π ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A ladder is resting on a smooth ground and leaning against a rough vertical wall. The force of friction will act Towards the wall at its upper end Upward at its upper end Away from the wall at its upper end Downward at its upper end Towards the wall at its upper end Upward at its upper end Away from the wall at its upper end Downward at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a number of forces are acting at a point, their resultant will be inclined at an angle 'θ' with the horizontal, such that tanθ = √(ΣV + ΣH) tanθ = ΣV/ΣH tanθ = ΣH/ΣV tanθ = ΣV × ΣH tanθ = √(ΣV + ΣH) tanθ = ΣV/ΣH tanθ = ΣH/ΣV tanθ = ΣV × ΣH ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A force while acting on a body may All of these Balance the forces, already acting on it Change its motion Give rise to the internal stresses in it All of these Balance the forces, already acting on it Change its motion Give rise to the internal stresses in it ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be Zero at its upper end Downwards at its upper end Perpendicular to the wall at its upper end Upwards at its upper end Zero at its upper end Downwards at its upper end Perpendicular to the wall at its upper end Upwards at its upper end ANSWER DOWNLOAD EXAMIANS APP
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