Applied Mechanics and Graphic Statics If the radius of the earth is 600 km the height of a mountain above sea level at the top of which a beat seconds pendulum at sea level, looses 27 seconds a day, is 1000 meters 1500 meters 2000 meters 500 meters 1000 meters 1500 meters 2000 meters 500 meters ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Total no of instantaneous centers of a machine having ‘n’ links, is n (n - 1)/2 n/2 n (n - 1) n (n - 1)/2 n/2 n (n - 1) 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 Is not changed but weight of the bob is decreased Must be decreased Must be increased Is not changed but weight of the bob is increased Is not changed but weight of the bob is decreased Must be decreased Must be increased Is not changed but weight of the bob is increased 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 1/2 T 2 T 3 T √2 T 1/2 T 2 T ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of the trapezium as shown in below figure from the side is at a distance of (h/3) × [(2b + a)/(b + a)] (h/2) × [(2b + a)/(b + a)] (h/2) × [(b + 2a)/(b + a)] (h/3) × [(b + 2a)/(b + a)] (h/3) × [(2b + a)/(b + a)] (h/2) × [(2b + a)/(b + a)] (h/2) × [(b + 2a)/(b + a)] (h/3) × [(b + 2a)/(b + a)] ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle of projection for a range is equal to the distance through which the particle would have fallen in order to acquire a velocity equal to the velocity of projection, will be 60° 30° 45° 75° 60° 30° 45° 75° ANSWER DOWNLOAD EXAMIANS APP
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