Applied Mechanics and Graphic Statics The maximum frictional force which comes into play, when a body just begins to slide over the surface of a another body, is known None of these Sliding friction Limiting friction Rolling friction None of these Sliding friction Limiting friction Rolling friction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The units of inertia of mass are m⁴ kg-m² kg/m kg/m² m⁴ kg-m² kg/m kg/m² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle moving with a simple harmonic motion, attains its maximum velocity when it passes Through a point at half amplitude The extreme point of the oscillation None of these Through the mean position Through a point at half amplitude The extreme point of the oscillation None of these Through the mean position ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A train weighing 196 tonnes experiences a frictional resistance of 5(11/22) per tonne. The speed of the train at the top of a down gradient 1 in 78.4 is 36 km/hour. The speed of the train after running 1 km down the slope, is 10 √5 m/sec 3 √5 m/sec 5 √10 m/sec 5 √3 m/sec 10 √5 m/sec 3 √5 m/sec 5 √10 m/sec 5 √3 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A string of length 90 cm is fastened to two points ‘A’ and ‘B’ at the same level 60 cm apart. A ring weighing 120 g is slided on the string. A horizontal force ‘P’ is applied to the ring such that it is in equilibrium vertically below ‘B’. The value of ‘P’ is: 40 g 80 g 100 g 60 g 40 g 80 g 100 g 60 g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When two forces, each equal to P, act at 90° to each other, then the resultant will be 2P P√2 P/√2 P 2P P√2 P/√2 P ANSWER DOWNLOAD EXAMIANS APP