Applied Mechanics and Graphic Statics If two forces are in equilibrium, then the forces must (i) Be equal in magnitude (ii) Be opposite in sense (iii) Act along the same line (i) and (ii) (i) and (iii) Only (i) All (i), (ii) and (iii) (i) and (ii) (i) and (iii) Only (i) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics At a given instant ship ‘A’ is travelling at 6 km/h due east and ship ‘B’ is travelling at 8 km/h due north. The velocity of ‘B’ relative to ‘A’ is 10 km/hrs 7 km/hrs 2 km/hrs 1 km/hrs 10 km/hrs 7 km/hrs 2 km/hrs 1 km/hrs 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 reaction between the sphere and the wall of the arrangement made is 110 kg 105.5 kg 102.5 kg 108.5 kg 110 kg 105.5 kg 102.5 kg 108.5 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Newton's law of Collision of elastic bodies states that when two moving bodies collide each other, their velocity of separation Bears a constant ratio to their velocity of approach Is equal to the sum of their velocities of approach Is inversely proportional to their velocity of approach Is directly proportional to their velocity of approach Bears a constant ratio to their velocity of approach Is equal to the sum of their velocities of approach Is inversely proportional to their velocity of approach Is directly proportional to their velocity of approach ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cable loaded with 10 kN/m of span is stretched between supports in the same horizontal line 100 m apart. If the central dip is 10 m, then the maximum and minimum pull in the cable respectively are 1346.3 kN and 1250 kN 1346.3 kN and 1500 kN 1436.2 kN and 1250 kN 1436.2 kN and 1500 kN 1346.3 kN and 1250 kN 1346.3 kN and 1500 kN 1436.2 kN and 1250 kN 1436.2 kN and 1500 kN ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics ‘ω’ rad/sec is the angular velocity of a crank whose radius is ‘r’. If it makes θ° with inner dead centre and obliquity of the connecting rod ‘l’ is ‘ϕ’, the velocity v of the piston, is given by the equation ω² (l cos ϕ + r sin ϕ tan θ) ω² (l sin ϕ + r cos φ tan θ) ω (l sin ϕ + r cos ϕ tan θ) ω² (l sin ϕ - r cos θ tan ϕ) ω² (l cos ϕ + r sin ϕ tan θ) ω² (l sin ϕ + r cos φ tan θ) ω (l sin ϕ + r cos ϕ tan θ) ω² (l sin ϕ - r cos θ tan ϕ) ANSWER DOWNLOAD EXAMIANS APP
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