Applied Mechanics and Graphic Statics A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The efficiency of the lifting machine is 0.4 0.55 0.5 0.3 0.4 0.55 0.5 0.3 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 The correct answer is both (i) and (iii) both (i) and (ii) all (i), (ii) and (iii) only (i) both (i) and (iii) both (i) and (ii) all (i), (ii) and (iii) only (i) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Pick up the incorrect statement from the following. In case of suspension bridge due to rise in temperature, None of these Length of the cable increases Dip of the cable increases Dip of the cable decreases None of these Length of the cable increases Dip of the cable increases Dip of the cable decreases ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cube on a smooth horizontal surface Cannot be in neutral equilibrium Cannot be in stable equilibrium Cannot be in unstable equilibrium Can be in any of these states Cannot be in neutral equilibrium Cannot be in stable equilibrium Cannot be in unstable equilibrium Can be in any of these states ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A projectile is fired at an angle ‘θ’ to the vertical. Its horizontal range will be maximum when ‘θ’ is 0° 30° 45° 90° 0° 30° 45° 90° 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 750 kg 50 kg 100 kg 120 kg 750 kg 50 kg 100 kg 120 kg ANSWER DOWNLOAD EXAMIANS APP