Applied Mechanics and Graphic Statics Maximum efficiency of a screw jack for the angle of friction θ, is (1 + sin θ)/(1 - sin θ) (1 - sin θ)/(1 + sin θ) (1 - sin θ)/sin θ sin θ/(1 + sin θ) (1 + sin θ)/(1 - sin θ) (1 - sin θ)/(1 + sin θ) (1 - sin θ)/sin θ sin θ/(1 + sin θ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a homogeneous body is the point at which the whole Volume of the body is assumed to be concentrated Area of the surface of the body is assumed to be concentrated Weight of the body is assumed to be concentrated All listed here Volume of the body is assumed to be concentrated Area of the surface of the body is assumed to be concentrated Weight of the body is assumed to be concentrated All listed here ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Periodic time of body moving with simple harmonic motion, is Directly proportional to its angular velocity Directly proportional to the square of its angular velocity Inversely proportional to the square of its angular velocity Inversely proportional to its angular velocity Directly proportional to its angular velocity Directly proportional to the square of its angular velocity Inversely proportional to the square of its angular velocity Inversely proportional to its angular velocity ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The gravitational force makes a satellite go round the earth in a circular orbit, if it is projected with an initial velocity of 11.26 km/sec, the satellite escapes the pull of the earth 11.11 km/sec at a height of 37,400 km All listed here 8.04 km/sec at a height of 285 km 11.26 km/sec, the satellite escapes the pull of the earth 11.11 km/sec at a height of 37,400 km All listed here 8.04 km/sec at a height of 285 km ANSWER DOWNLOAD EXAMIANS APP
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 18° 48' 20° 48' 19° 48' 17° 48' 18° 48' 20° 48' 19° 48' 17° 48' 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° 45° 75° 30° 60° 45° 75° 30° ANSWER DOWNLOAD EXAMIANS APP
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