Applied Mechanics and Graphic Statics A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is 18° 48' 20° 48' 19° 48' 17° 48' 18° 48' 20° 48' 19° 48' 17° 48' ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The torque produced by a force depends on (i) The magnitude of the force (ii) The direction of the force (iii) The point of application of the force relative to origin Both (i) and (ii) Both (i) and (iii) All (i), (ii) and (iii) Only (i) Both (i) and (ii) Both (i) and (iii) All (i), (ii) and (iii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Instantaneous center is at infinity when the angular velocity is Zero Minimum Constant Maximum Zero Minimum Constant Maximum ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The velocity ratio of the differential wheel and axle is 3R/r1 - r2 R/r1 - r2 2R/r1 + r2 2R/r1 3R/r1 - r2 R/r1 - r2 2R/r1 + r2 2R/r1 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A weight of 100 kg is supported by a string whose ends are attached to pegs ‘A’ and ‘B’ at the same level shown in below figure. The tension in the string is 120 kg 100 kg 50 kg 750 kg 120 kg 100 kg 50 kg 750 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The masses of two balls are in the ratio of 2 : 1 and their respective velocities are in the ratio of 1 : 2 but in opposite direction before impact. If the coefficient of restitution is ½, the velocities of separation of the balls will be equal to Half the original velocity in the opposite direction Half the original velocity in the same direction Original velocity in the same direction Original velocity in the opposite direction Half the original velocity in the opposite direction Half the original velocity in the same direction Original velocity in the same direction Original velocity in the opposite direction ANSWER DOWNLOAD EXAMIANS APP
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