A. a uniform solid cone resting on a generator on a smooth horizontal plane
B. a uniform solid cone resting on its base on a horizontal plane
C. a solid cube resting on one edge
D. a satellite encircling the earth
Related Mcqs:
- For a non-concurrent force system to be in equilibrium__________________?
A. only the closure of force polygon is sufficient
B. only the closure of funicular polygon is sufficient
C. both force polygon and funicular polygon must close
D. none of the above - Which of the following represents the state of neutral equilibrium ?
A. a cube resting on one edge
B. a smooth cylinder lying on a curved surface
C. a smooth cylinder lying on a convex surface
D. none of the above - In which of the following trusses, the method of substitution is required for determining the forces in all the members of the truss by graphic statics ?
A. howe truss
B. king post truss
C. fink truss
D. warren truss - Which of the following is a scalar quantity ?
A. energy
B. momentum
C. torque
D. impulse - The ratio of the speed of a rolling cylinder to the speed of sliding cylinder is_______________?
A. less than 1
B. equal to 1
C. between 1 and 2
D. greater than 2 - The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to____________________?
A. log r
B. r
C. r2
D. 1/rwhere r is the distance of’the particle from centre of the earth
- Minimum pull in a suspended cable with supports at two ends is equal to____________________?
A. horizontal thrust
B. support reactions
C. resultant of horizontal thrust and support reaction
D. half the weight of the cable - 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_____________________?
A. 50 and 75
B. 75 and 50
C. 75 and 75
D. 50 and 50 - When a body slides down an inclined surface, the acceleration of the body is given by__________________?
A. g
B. gsinG
C. g cos 6
D. g tan 6where ‘g’ is acceleration due to gravity and 9 is the angle of inclination of surface with the horizontal
- If y is force and x is velocity, then dimensions of —=r are dx2__________________?
A. M’^T’
B. M’L-‘T0
C. M’L-‘T1
D. M2L’T3
