Applied Mechanics and Graphic Statics If y is force and x is velocity, then dimensions of —=r are dx2 M2L’T3 M’L-‘T1 M’^T’ M’L-‘T0 M2L’T3 M’L-‘T1 M’^T’ M’L-‘T0 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of two forces ‘P’ and ‘Q’ acting at an angle ‘θ’, is P² + Q² + 2PQ tan θ P² + Q² + 2P sin θ P² + Q² + 2PQ cos θ √(P² + Q² + 2PQ cos θ) P² + Q² + 2PQ tan θ P² + Q² + 2P sin θ P² + Q² + 2PQ cos θ √(P² + Q² + 2PQ cos θ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The tension in the string is 17.5 kg 22.5 kg 19.5 kg 25 kg 17.5 kg 22.5 kg 19.5 kg 25 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rod 5 m in length is moving in a vertical plane. When it is inclined at 60° to horizontal, its lower end is moving horizontally at 3 m/sec and upper end is moving in vertical direction. The velocity of its upper end, is 1.5 m/sec 1.0 m/sec 2.5 m/sec 0.5 m/sec 1.5 m/sec 1.0 m/sec 2.5 m/sec 0.5 m/sec 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) both (i) and (ii) only (i) only (ii) both (i) and (iii) both (i) and (ii) only (i) only (ii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two forces of 3 kg and 4 kg act at right angles to each other, their resultant force will be equal to 5 kg None of these 1 kg 7 kg 5 kg None of these 1 kg 7 kg ANSWER DOWNLOAD EXAMIANS APP