Applied Mechanics and Graphic Statics If two forces are in equilibrium, then the forces must (i) Be equal in magnitude (ii) Be opposite in sense (iii) Act along the same line Only (i) (i) and (iii) (i) and (ii) All (i), (ii) and (iii) Only (i) (i) and (iii) (i) and (ii) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If A is the amplitude of particle executing simple harmonic motion, then the total energy E of the particle is Independent of A Proportional to A Proportional to A² Proportional to 1/A² Independent of A Proportional to A Proportional to A² Proportional to 1/A² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to (where r is the distance of’the particle from centre of the earth) r r2 1/r log r r r2 1/r log r ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The diagram showing the point of application and line of action of forces in their plane is called Space diagram Funicular diagram Vector diagram Force diagram Space diagram Funicular diagram Vector diagram Force diagram ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The motion of a particle is described by the relation x = t²- 10t + 30, where x is in meters and t in seconds. The total distance travelled by the particle from t = 0 to t = 10 seconds would be 60 m 50 m Zero 30 m 60 m 50 m Zero 30 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum value of the horizontal range for a projectile projected with a velocity of 98 m/sec is 1960 m 490 m 98 m 980 m 1960 m 490 m 98 m 980 m ANSWER DOWNLOAD EXAMIANS APP
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