Engineering Mechanics The maximum efficiency of a screw jack is (1 + tanφ)/(1 - tanφ) (1 + sinφ)/(1 - sinφ) (1 - sinφ)/(1 + sinφ) (1 - tanφ)/(1 + tanφ) (1 + tanφ)/(1 - tanφ) (1 + sinφ)/(1 - sinφ) (1 - sinφ)/(1 + sinφ) (1 - tanφ)/(1 + tanφ) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia is the Second moment of area Second moment of mass Second moment of force All of these Second moment of area Second moment of mass Second moment of force All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A couple produces None of these Rotational motion Combined translatory and rotational motion Translatory motion None of these Rotational motion Combined translatory and rotational motion Translatory motion ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The process of finding out the resultant force is called __________ of forces. Resolution Decomposition Composition None of these Resolution Decomposition Composition None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A trolley wire weighs 1.2 kg per meter length. The ends of the wire are attached to two poles 20 meters apart. If the horizontal tension is 1500 kg find the dip in the middle of the span 5.0 cm 4.0 cm 3.0 cm 2.5 cm 5.0 cm 4.0 cm 3.0 cm 2.5 cm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Which of the following is an equation of linear motion?(where, u and v = Initial and final velocity of the body, a = Acceleration of the body, and s = Displacement of the body in time t seconds.) All of these v = u + a.t s = u.t + ½ a.t2 v2 = u2 + 2a.s All of these v = u + a.t s = u.t + ½ a.t2 v2 = u2 + 2a.s ANSWER DOWNLOAD EXAMIANS APP
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