A vehicle weighing w kg is to run on a circular curve of radius r. If the height of its centre of gravity above the road level is h and the distance between the centres of wheels is 2a, the maximum velocity, in order to avoid over turning, will be

Applied Mechanics and Graphic Statics
A vehicle weighing w kg is to run on a circular curve of radius r. If the height of its centre of gravity above the road level is h and the distance between the centres of wheels is 2a, the maximum velocity, in order to avoid over turning, will be

4√(gra/h)

√(gra/h)

∛(gra/h)

gra/h

4√(gra/h)

√(gra/h)

∛(gra/h)

gra/h

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Applied Mechanics and Graphic Statics
A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping ?i. 1.0 in from the wallii. 1.732 m from the walliii. 1.0 m above the flooriv. 1.732 m above the floorThe correct answer is

(i) and (iv)

(ii) and (iv)

(ii) and (iii)

(i) and (iii)

(i) and (iv)

(ii) and (iv)

(ii) and (iii)

(i) and (iii)

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Applied Mechanics and Graphic Statics
The torque produced by a force depends on i. the magnitude of the force ii. the direction of the force iii. the point of application of the force relative to origin The correct answer is

both (i) and (iii)

all (i), (ii) and (iii)

only (i)

both (i) and (ii)

both (i) and (iii)

all (i), (ii) and (iii)

only (i)

both (i) and (ii)

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Applied Mechanics and Graphic Statics
The necessary condition of equilibrium of a body is:

Algebraic sum of vertical components of all the forces must be zero

Algebraic sum of the moments of the forces about a point must be zero

All (A), (B) and (C)

Algebraic sum of horizontal components of all the forces must be zero

Algebraic sum of vertical components of all the forces must be zero

Algebraic sum of the moments of the forces about a point must be zero

All (A), (B) and (C)

Algebraic sum of horizontal components of all the forces must be zero

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Applied Mechanics and Graphic Statics
The C.G. of a thin hollow cone of height ‘h’, above its base lies on the axis, at a height of

3h/4

2h/3

h/4

h/3

3h/4

2h/3

h/4

h/3

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Applied Mechanics and Graphic Statics
The resultant of the forces acting on a body will be zero if the body

Moves along a curved path

Moves with variable velocity in a straight line

Does not move at all

Rotates

Moves along a curved path

Moves with variable velocity in a straight line

Does not move at all

Rotates

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics A vehicle weighing w kg is to run on a circular curve of radius r. If the height of its centre of gravity above the road level is h and the distance between the centres of wheels is 2a, the maximum velocity, in order to avoid over turning, will be

Applied Mechanics and Graphic Statics The torque produced by a force depends on i. the magnitude of the force ii. the direction of the force iii. the point of application of the force relative to origin The correct answer is

Applied Mechanics and Graphic Statics The necessary condition of equilibrium of a body is:

Applied Mechanics and Graphic Statics The C.G. of a thin hollow cone of height ‘h’, above its base lies on the axis, at a height of

Applied Mechanics and Graphic Statics The resultant of the forces acting on a body will be zero if the body

Applied Mechanics and Graphic Statics
A vehicle weighing w kg is to run on a circular curve of radius r. If the height of its centre of gravity above the road level is h and the distance between the centres of wheels is 2a, the maximum velocity, in order to avoid over turning, will be

Applied Mechanics and Graphic Statics
The torque produced by a force depends on i. the magnitude of the force ii. the direction of the force iii. the point of application of the force relative to origin The correct answer is

Applied Mechanics and Graphic Statics
The necessary condition of equilibrium of a body is:

Applied Mechanics and Graphic Statics
The C.G. of a thin hollow cone of height ‘h’, above its base lies on the axis, at a height of

Applied Mechanics and Graphic Statics
The resultant of the forces acting on a body will be zero if the body