Applied Mechanics & Graphic Statics Mcqs Start Creating PDF

MCQ: A rod AB carries three loads of 30 N, 70 N and 100 N at distances of 20 mm, 90 mm and 150 mm respectively from A. Neglecting the weight of the rod, the point at which the rod will balance is_______________?

1. 109.5 mm from A
2. 119.5 mm from A
3. 125.5 mm from A
4. 132.5 mm from A

MCQ: When two forces, each equal to P, act at 90° to each other, then the resultant will be_____________?

1. P
2. PV2
3. P/V2
4. 2P

MCQ: A cube on a smooth horizontal surface___________________?

1. cannot be in stable equilibrium
2. cannot be in neutral equilibrium
3. cannot be in unstable equilibrium
4. can be in any of these states

MCQ: A block in the shape of a parallelopiped of sides lm x 2m x 3m lies on the surface. Which of the faces gives maximum stable block ?

1. 1 m x 2 m
2. 2 m x 3 m
3. 1 m x 3m
4. equally stable on all faces

MCQ: Minimum potential energy of a system will be in the position of________________?

1. stable equilibrium
2. unstable equilibrium
3. neutral equilibrium
4. all of the above

MCQ: The total kinetic energy of a hoop of mass 2 kg and radius 4 m sliding with linear velocity 8 m/sec and angular velocity 5 radian/sec is_________________?

1. 64 J
2. 400 J
3. 464 J
4. 89 J

MCQ: A hoop of radius 3 m weighs 100 kg. It rolls along a horizontal floor so that at its centre of mass has a speed of 200 mm/sec, . The work required to stop the hoop is______________?

1. 2 J
2. 4 J
3. 6 J
4. 8 J

MCQ: A solid sphere of mass M and radius R rolls down a plane inclined at 0 with the horizontal. The acceleration of sphere is_______________?

1. (1/3) g sin0
2. (2/5) g sin 0
3. (3/7) g sin 0
4. (5/7) g sin0

MCQ: Rate of change of angular momentum is equal to_______________?

1. force
2. torque
3. linear momentum
4. impulse

MCQ: 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___________________?

1. n rpm
2. n/2 rpm
3. n/4 rpm
4. 2n rpm