Applied Mechanics and Graphic Statics When a body falls freely under gravitational force, it possesses Minimum weight No weight No effect on its weight Maximum weight Minimum weight No weight No effect on its weight Maximum weight ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The dimensions of centrifugal force are M’L’T2 M’L-‘T2 M’L’T1 M1 L2 T2 M’L’T2 M’L-‘T2 M’L’T1 M1 L2 T2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a particle moves with a uniform angular velocity ‘ω’ radians/sec along the circumference of a circle of radius ‘r’, the equation for the velocity of the particle, is v = ω √(y² - r²) v = ω √(r² - y²) y = ω √(y - r) v = ω √(r² + y²) v = ω √(y² - r²) v = ω √(r² - y²) y = ω √(y - r) v = ω √(r² + y²) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone is whirled in a vertical circle, the tension in the string, is maximum When the stone is at the highest position At all the positions When the stone is at the lowest position When the string is horizontal When the stone is at the highest position At all the positions When the stone is at the lowest position When the string is horizontal ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a lifting machine a weight of 5 kN is lifted through 200 mm by an effort of 0.1 kN moving through 15 m. The mechanical advantage and velocity ratio of the machine are respectively 75 and 50 50 and 50 50 and 75 75 and 75 75 and 50 50 and 50 50 and 75 75 and 75 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a flywheel increases its speed from 10 rpm to 20 rpm in 10 seconds, then its angular acceleration is —rad/sec 20 —rad/sec 10 —rad/sec 30 None of these —rad/sec 20 —rad/sec 10 —rad/sec 30 None of these ANSWER DOWNLOAD EXAMIANS APP