Applied Mechanics and Graphic Statics A 49 kg lady stands on a spring scale in an elevator. During the first 5 sec, starting from rest, the scale reads 69 kg. The velocity of the elevator will be 15 m/sec 20 m/sec 10 m/sec 25 m/sec 15 m/sec 20 m/sec 10 m/sec 25 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One end of an elastic string of natural length ‘l’ and modulus ‘X’ is kept fixed while to the other end is attached a particle of mass m which is hanging freely under gravity. The particle is pulled down vertically through a distance ‘x’, held at rest and then released.The motion is A rectilinear motion with constant speed A damped oscillatory motion None of these A simple harmonic motion A rectilinear motion with constant speed A damped oscillatory motion None of these A simple harmonic motion ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum value of the horizontal range for a projectile projected with a velocity of 98 m/sec is 980 m 490 m 98 m 1960 m 980 m 490 m 98 m 1960 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two forces each equal to ‘T’ in magnitude act at right angles, their effect may be neutralized by a third force acting along their bisector in opposite direction whose magnitude will be 3 T 2 T √2 T 1/2 T 3 T 2 T √2 T 1/2 T ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A Second's pendulum gains 2 minutes a day. To make it to keep correct time its length Must be increased Must be decreased Is not changed but weight of the bob is decreased Is not changed but weight of the bob is increased Must be increased Must be decreased Is not changed but weight of the bob is decreased Is not changed but weight of the bob is increased ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball of mass 1 kg moving with a velocity of 2 m/sec collides a stationary ball of mass 2 kg and comes to rest after impact. The velocity of the second ball after impact will be 2.0 m/sec Zero 1.0 m/sec 0.5 m/sec 2.0 m/sec Zero 1.0 m/sec 0.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
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