Engineering Mechanics The resultant of two equal forces ‘P’ making an angle ‘θ’, is given by 2P sinθ/2 2P cosθ/2 2P tanθ/2 2P cotθ/2 2P sinθ/2 2P cosθ/2 2P tanθ/2 2P cotθ/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The impact between two lead spheres is approximately equal to an __________ impact. Solid None of these Elastic Inelastic Solid None of these Elastic Inelastic ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The efficiency of a lifting machine is the ratio of Work done by the machine to the work done on the machine All of these Mechanical advantage to the velocity ratio Output to the input Work done by the machine to the work done on the machine All of these Mechanical advantage to the velocity ratio Output to the input 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 Perpendicular to the wall at its upper end Downwards at its upper end Upwards at its upper end Zero at its upper end Perpendicular to the wall at its upper end Downwards at its upper end Upwards at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a body is acted upon by a number of coplanar non-concurrent forces, it may Rotate about itself without moving All of these Be completely at rest Move in any one direction rotating about itself Rotate about itself without moving All of these Be completely at rest Move in any one direction rotating about itself ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The term 'Centroid' is The point of suspension The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis The same as centre of gravity None of the listed here The point of suspension The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis The same as centre of gravity None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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