Applied Mechanics and Graphic Statics In SI units, the units of force and energy are respectively Newton and watt kg wt and joule Dyne and erg Newton and joule Newton and watt kg wt and joule Dyne and erg Newton and joule ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angles between two forces to make their resultant a minimum and a maximum respectively are 180° and 90° 180° and 0° 0° and 90° 90° and 180° 180° and 90° 180° and 0° 0° and 90° 90° and 180° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If ‘l’ is the span of a light suspension bridge who’s each cable carries total weight (w) and the central dip is ‘y’, the horizontal pull at each support, is wl/2y wl/4y wl wl/8y wl/2y wl/4y wl wl/8y ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The C.G. of a right circular cone lies on its axis of symmetry at a height of h/4 h/2 h/5 h/3 h/4 h/2 h/5 h/3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball of mass 250 g moving on a smooth horizontal table with a velocity of 10 m/sec hits an identical stationary ball ‘B’ on the table. If the impact is perfectly plastic, the velocity of the ball ‘B’ just after impact would be Zero 5 m/sec None of these 10 m/sec Zero 5 m/sec None of these 10 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Pick up the correct statement from the following. A rubber ball when strikes a wall rebounds but a lead ball of same mass and velocity when strikes the same wall, falls down Change in momentum suffered by lead ball is less that of rubber ball None of these Momentum of rubber ball is less than that of lead ball Rubber and lead balls undergo equal changes in momentum Change in momentum suffered by lead ball is less that of rubber ball None of these Momentum of rubber ball is less than that of lead ball Rubber and lead balls undergo equal changes in momentum ANSWER DOWNLOAD EXAMIANS APP
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