Applied Mechanics and Graphic Statics In a simple screw jack, the pitch of the screw is 9 mm and length of the handle operating the screw is 45 cm. The velocity ratio of the system is 1.5 5 314 25 1.5 5 314 25 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The C.G. of a thin hollow cone of height ‘h’, above its base lies on the axis, at a height of 3h/4 2h/3 h/3 h/4 3h/4 2h/3 h/3 h/4 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the resultant of two forces has the same magnitude as either of the force, then the angle between the two forces is 45° 30° 60° 120° 45° 30° 60° 120° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a body is lying on a plane whose inclination with the horizontal is less than the angle of friction, then i. a force is required to move the body upwards ii. a force is required to move the body downward iii. the body will not be in equilibrium The correct answer is both (i) and (iii) both (i) and (ii) only (ii) only (i) both (i) and (iii) both (i) and (ii) only (ii) only (i) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone is thrown vertically upwards with a vertical velocity of 49 m/sec. It returns to the ground in 10 sec 8 sec 5 sec 20 sec 10 sec 8 sec 5 sec 20 sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A bullet weighing 10 gm moves with a velocity of l km/sec. Its kinetic energy is(i) 5000 Nm(ii) 5000 kg.m(iii) 5000 J Only (ii) Both (i) and (iii) All (i), (ii) and (iii) Both (ii) and (iii) Only (ii) Both (i) and (iii) All (i), (ii) and (iii) Both (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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