Engineering Mechanics In order to determine the effects of a force, acting on a body, we must know Line of action of the force Magnitude of the force Nature of the force i.e. whether the force is push or pull All of these Line of action of the force Magnitude of the force Nature of the force i.e. whether the force is push or pull All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The efficiency of a lifting machine is the ratio of Mechanical advantage to the velocity ratio Work done by the machine to the work done on the machine All of these Output to the input Mechanical advantage to the velocity ratio Work done by the machine to the work done on the machine All of these Output to the input ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A screw jack used for lifting the loads is A non-reversible machine An ideal machine A reversible machine None of these A non-reversible machine An ideal machine A reversible machine None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When a body of mass 'm' attains a velocity 'v' from rest in time 't', then the kinetic energy of translation is mv2 0.5 mv2 mgv2 0.5 mgv2 mv2 0.5 mv2 mgv2 0.5 mgv2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A framed structure is imperfect, if the numbers of members are __________ (2j - 3). Less than Either (B) or (C) Equal to Greater than Less than Either (B) or (C) Equal to Greater than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a square of side a about its diagonal is a²/8 a⁴/12 a³/12 a⁴/16 a²/8 a⁴/12 a³/12 a⁴/16 ANSWER DOWNLOAD EXAMIANS APP
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