Engineering Mechanics The maximum mechanical advantage of a lifting machine is 1 / m 1 - m 1 + m m 1 / m 1 - m 1 + m m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics An ideal machine is one whose efficiency is Between 60 and 70 % 1 Between 80 and 90% Between 70 and 80% Between 60 and 70 % 1 Between 80 and 90% Between 70 and 80% ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When the spring of a watch is wound, it will possess Heat energy Kinetic energy Electrical energy Strain energy Heat energy Kinetic energy Electrical energy Strain energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The center of gravity of a semi-circle lies at a distance of __________ from its base measured along the vertical radius. 8r/3 4r/ 3π 3r/4π 3r/ 8 8r/3 4r/ 3π 3r/4π 3r/ 8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a square of side a about its diagonal is a⁴/12 a⁴/16 a²/8 a³/12 a⁴/12 a⁴/16 a²/8 a³/12 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The equivalent length of a simple pendulum which gives the same frequency as compound pendulum is h²/(kG² + h²) (kG² + h²)/h (kG² + h²)/h² h/(kG² + h²) h²/(kG² + h²) (kG² + h²)/h (kG² + h²)/h² h/(kG² + h²) ANSWER DOWNLOAD EXAMIANS APP
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