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 1 kg and 4 kg 3 kg and 5 kg 2 kg and 3 kg √3 kg and √5 kg 1 kg and 4 kg 3 kg and 5 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the angle between the applied force and the direction of motion of a body, is between 90° and 180°, the work done, is called Imaginary work Virtual work Negative work Zero work Imaginary work Virtual work Negative work Zero work ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A train weighing 196 tonnes experiences a frictional resistance of 5(11/22) per tonne. The speed of the train at the top of a down gradient 1 in 78.4 is 36 km/hour. The speed of the train after running 1 km down the slope, is 5 √10 m/sec 10 √5 m/sec 3 √5 m/sec 5 √3 m/sec 5 √10 m/sec 10 √5 m/sec 3 √5 m/sec 5 √3 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A sphere is resting on two planes BA and BC which are inclined at 45° and 60° respectively with the horizontal. The reaction on the plane BA will be More than that of BC Equal to that on BC Less than that on BC None of these More than that of BC Equal to that on BC Less than that on BC None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For the given values of initial velocity of projection and angle of inclination of the plane, the maximum range for a projectile projected upwards will be obtained, if the angle of projection is α = π/4 - β/2 α = β/2 - π/2 α = π/4 - β/2 α = π/2 + β/2 α = π/4 - β/2 α = β/2 - π/2 α = π/4 - β/2 α = π/2 + β/2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a self-locking machine, the efficiency should be None of these Less than 60% 0.5 More than 50% None of these Less than 60% 0.5 More than 50% ANSWER DOWNLOAD EXAMIANS APP
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