Applied Mechanics and Graphic Statics The velocity ratio of the differential wheel and axle is R/r1 - r2 2R/r1 3R/r1 - r2 2R/r1 + r2 R/r1 - r2 2R/r1 3R/r1 - r2 2R/r1 + r2 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 Original velocity in the same direction Original velocity in the opposite direction Half the original velocity in the same direction Half the original velocity in the opposite direction Original velocity in the same direction Original velocity in the opposite direction Half the original velocity in the same direction 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, theni. a force is required to move the body upwardsii. a force is required to move the body downwardiii. the body will not be in equilibriumThe correct answer is both (i) and (iii) only (i) only (ii) both (i) and (ii) both (i) and (iii) only (i) only (ii) both (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle is dropped from a height of 3 m on a horizontal floor, which has a coefficient of restitution with the ball of 1/2. The height to which the ball will rebound after striking the floor is 1.5 m 1.0 m 0.75 m 0.5 m 1.5 m 1.0 m 0.75 m 0.5 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a homogeneous body is the point at which the whole Volume of the body is assumed to be concentrated All listed here Weight of the body is assumed to be concentrated Area of the surface of the body is assumed to be concentrated Volume of the body is assumed to be concentrated All listed here Weight of the body is assumed to be concentrated Area of the surface of the body is assumed to be concentrated ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A symmetrical body is rotating about its axis of symmetry, its moment of inertia about the axis of rotation being 2 kg -m2 and its rate of rotation 2 revolutions/see. The angular momentum of the body in kg-m2/sec is 6 7i 4 8 8TC 6 7i 4 8 8TC ANSWER DOWNLOAD EXAMIANS APP
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