Applied Mechanics and Graphic Statics A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is 17° 48' 20° 48' 19° 48' 18° 48' 17° 48' 20° 48' 19° 48' 18° 48' ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be P tan θ/2 P cos θ/2 2P cos θ/2 2P sin θ/2 P tan θ/2 P cos θ/2 2P cos θ/2 2P sin θ/2 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 Rubber and lead balls undergo equal changes in momentum Momentum of rubber ball is less than that of lead ball Change in momentum suffered by lead ball is less that of rubber ball None of these Rubber and lead balls undergo equal changes in momentum Momentum of rubber ball is less than that of lead ball ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of two forces acting at right angles is √34 kg and acting at 60° is 70 kg. The forces are 2 kg and 3 kg 3 kg and 5 kg √3 kg and √5 kg 1 kg and 4 kg 2 kg and 3 kg 3 kg and 5 kg √3 kg and √5 kg 1 kg and 4 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics 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 1.00 m/sec 0.01 m/sec 0.05 m/sec 1.5 m/see 1.00 m/sec 0.01 m/sec 0.05 m/sec 1.5 m/see ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cylinder will slip on an inclined plane of inclination 0 if the coefficient of static friction between plane and cylinder is less than (1/3) tan 0 less than (2/3) sin 6 less than (1/3) sin 6 less than (2/3) tan 0 less than (1/3) tan 0 less than (2/3) sin 6 less than (1/3) sin 6 less than (2/3) tan 0 ANSWER DOWNLOAD EXAMIANS APP
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