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 n rpm 2n rpm n/4 rpm n/2 rpm n rpm 2n rpm n/4 rpm n/2 rpm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the resultant of two forces has the same magnitude as either of the force, then the angle between the two forces is 45° 120° 60° 30° 45° 120° 60° 30° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A body of weight 14 g appears to weight 13 g when weighed by a spring balance in a moving lift. The acceleration of the lift at that moment was 1 m/sec² 0.5 m/sec² 1 cm/sec² 0.7 m/sec² 1 m/sec² 0.5 m/sec² 1 cm/sec² 0.7 m/sec² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Kinetic friction may be defined as Friction force acting when the body is in motion Angle between normal reaction and resultant of normal reaction and limiting friction Ratio of limiting friction and normal reaction Friction force acting when the body is just about to move Friction force acting when the body is in motion Angle between normal reaction and resultant of normal reaction and limiting friction Ratio of limiting friction and normal reaction Friction force acting when the body is just about to move ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 50 kg boy climbs up a 8 m rope in gymnasium in 10 sec. The average power developed by the boy is approximately 4000 watts 500 watts None of these 400 watts 4000 watts 500 watts None of these 400 watts ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The motion of a particle is described by the relation x = t²- 10t + 30, where x is in meters and t in seconds. The total distance travelled by the particle from t = 0 to t = 10 seconds would be 50 m Zero 60 m 30 m 50 m Zero 60 m 30 m ANSWER DOWNLOAD EXAMIANS APP