A. force
B. torque
C. linear momentum
D. impulse
0
A solid sphere of mass M and radius R rolls down a plane inclined at 0 with the horizontal. The acceleration of sphere is_______________?
0
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______________?
A. (1/3) g sin0
B. (2/5) g sin 0
C. (3/7) g sin 0
D. (5/7) g sin0
where g is acceleration due to gravity
0
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_________________?
A. 2 J
B. 4 J
C. 6 J
D. 8 J
0
Minimum potential energy of a system will be in the position of________________?
A. 64 J
B. 400 J
C. 464 J
D. 89 J
0
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 ?
A. stable equilibrium
B. unstable equilibrium
C. neutral equilibrium
D. all of the above
0
A cube on a smooth horizontal surface___________________?
A. 1 m x 2 m
B. 2 m x 3 m
C. 1 m x 3m
D. equally stable on all faces
0
When two forces, each equal to P, act at 90° to each other, then the resultant will be_____________?
A. cannot be in stable equilibrium
B. cannot be in neutral equilibrium
C. cannot be in unstable equilibrium
D. can be in any of these states
0
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_______________?
A. P
B. PV2
C. P/V2
D. 2P
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