Applied Mechanics and Graphic Statics Maximum efficiency of a screw jack for the angle of friction θ, is sin θ/(1 + sin θ) (1 + sin θ)/(1 - sin θ) (1 - sin θ)/sin θ (1 - sin θ)/(1 + sin θ) sin θ/(1 + sin θ) (1 + sin θ)/(1 - sin θ) (1 - sin θ)/sin θ (1 - sin θ)/(1 + sin θ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone is thrown vertically upwards with a vertical velocity of 49 m/sec. It returns to the ground in 20 sec 5 sec 8 sec 10 sec 20 sec 5 sec 8 sec 10 sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One half of a vibration of a body, is called Period time Amplitude Oscillation Beat Period time Amplitude Oscillation Beat ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of unit of force in gravitational system to that in absolute system is (where ‘g’ is acceleration due to gravity) 1 1/g None of these g 1 1/g None of these g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics 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: 3 m/sec and 2 m/sec 2 m/sec and 2 m/sec 4 m/sec and 6 m/sec 3 m/sec and 3 m/sec 3 m/sec and 2 m/sec 2 m/sec and 2 m/sec 4 m/sec and 6 m/sec 3 m/sec and 3 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a body is lying on a plane whose inclination with the horizontal is less than the angle of friction, then i. a force is required to move the body upwards ii. a force is required to move the body downward iii. the body will not be in equilibrium The correct answer is both (i) and (ii) only (i) both (i) and (iii) only (ii) both (i) and (ii) only (i) both (i) and (iii) only (ii) ANSWER DOWNLOAD EXAMIANS APP
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