Applied Mechanics and Graphic Statics A circular disc rotates at n rpm. The angular velocity of a circular ring of same mass and radius as the disc and to have the same angular momentum is 2n rpm n rpm n/2 rpm n/4 rpm 2n rpm n rpm n/2 rpm n/4 rpm 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 √(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) v = ω √(y² - r²) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The units of moment of inertia of an area are kg/m kg/m2 m4 m3 kg/m kg/m2 m4 m3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A force P of 50 N and another force Q of unknown magnitude act at 90° to each other. They are balanced by a force of 130 N. The magnitude of Q is 100 N 60 N 80 N 120 N 100 N 60 N 80 N 120 N ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle is dropped from the top of a tower 60 m high and another is projected upwards from the foot of the tower to meet the first particle at a height of 15.9 m. The velocity of projection of the second particle is 20 m/sec 22 m/sec 18 m/sec 16 m/sec 20 m/sec 22 m/sec 18 m/sec 16 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A satellite goes on moving along its orbit round the earth due to Gravitational force Centripetal force Centrifugal force None of these Gravitational force Centripetal force Centrifugal force None of these ANSWER DOWNLOAD EXAMIANS APP
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