Applied Mechanics And Graphic Statics - Study Mode
[#56] A bullet weighing 200 g is fired horizontally with a velocity of 25 m/sec from a gun carried on a carriage which together with the gun weighs 100 kg. The velocity of recoil of the gun, will be
Correct Answer
(B) 0.05 m/sec
[#57] Two objects moving with uniform speeds are 5 m apart after 1 second when they move towards each other and are 1 m apart when they move in the same direction. The speeds of the objects are:
Correct Answer
(B) 3 m/sec and 2 m/sec
[#58] Periodic time of a particle moving with simple harmonic motion is the time taken by the particle for
Correct Answer
(C) Complete oscillation
[#59] If a particle moves with a uniform angular velocity $$omega $$ radians/sec along the circumference of a circle of radius r, the equation for the velocity of the particle, is
Correct Answer
(D) $${ ext{v}} = omega sqrt {{{ ext{r}}^2} - {{ ext{y}}^2}} $$
[#60] The ends of a string weighing w/metre are attached to two points at the same horizontal level. If the central dip is very small, the horizontal tension of the string throughout is
Correct Answer
(C) $$frac{{{ ext{w}}{l^2}}}{{8{ ext{d}}}}$$