A string of length 90 cm is fastened to two points ‘A’ and ‘B’ at the same level 60 cm apart. A ring weighing 120 g is slided on the string. A horizontal force ‘P’ is applied to the ring such that it is in equilibrium vertically below ‘B’. The value of ‘P’ is:

Applied Mechanics and Graphic Statics
A string of length 90 cm is fastened to two points ‘A’ and ‘B’ at the same level 60 cm apart. A ring weighing 120 g is slided on the string. A horizontal force ‘P’ is applied to the ring such that it is in equilibrium vertically below ‘B’. The value of ‘P’ is:

80 g

40 g

100 g

60 g

80 g

40 g

100 g

60 g

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Applied Mechanics and Graphic Statics
Pick up the correct statement from the following. A rubber ball when strikes a wall rebounds but a lead ball of same mass and velocity when strikes the same wall, falls down

None of these

Rubber and lead balls undergo equal changes in momentum

Momentum of rubber ball is less than that of lead ball

Change in momentum suffered by lead ball is less that of rubber ball

None of these

Rubber and lead balls undergo equal changes in momentum

Momentum of rubber ball is less than that of lead ball

Change in momentum suffered by lead ball is less that of rubber ball

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Applied Mechanics and Graphic Statics
Two circular discs of same weight and thickness are made from metals having different densities. Which disc will have the larger rotational inertia about its central axis?

None of these

Disc with smaller density

Both discs will have same rotational inertia

Disc with larger density

None of these

Disc with smaller density

Both discs will have same rotational inertia

Disc with larger density

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Applied Mechanics and Graphic Statics
The acceleration of a train starting from rest at any instant is 1/6(V + 1) m/sec² where ‘V’ is the velocity of the train in m/sec. The train will attain a velocity of 36 km/hour after travelling a distance of

2100 m

2300 m

2200 m

2000 m

2100 m

2300 m

2200 m

2000 m

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Applied Mechanics and Graphic Statics
The dimensions of centrifugal force are

M1 L2 T2

M’L-‘T2

M’L’T2

M’L’T1

M1 L2 T2

M’L-‘T2

M’L’T2

M’L’T1

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Applied Mechanics and Graphic Statics
The centre of gravity of a triangle is at the point where three

None of these

Bisectors of the angle of the triangle meet

Perpendicular bisectors of the sides of the triangle meet

Medians of the triangle meet

None of these

Bisectors of the angle of the triangle meet

Perpendicular bisectors of the sides of the triangle meet

Medians of the triangle meet

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics Pick up the correct statement from the following. A rubber ball when strikes a wall rebounds but a lead ball of same mass and velocity when strikes the same wall, falls down

Applied Mechanics and Graphic Statics Two circular discs of same weight and thickness are made from metals having different densities. Which disc will have the larger rotational inertia about its central axis?

Applied Mechanics and Graphic Statics The acceleration of a train starting from rest at any instant is 1/6(V + 1) m/sec² where ‘V’ is the velocity of the train in m/sec. The train will attain a velocity of 36 km/hour after travelling a distance of

Applied Mechanics and Graphic Statics The dimensions of centrifugal force are

Applied Mechanics and Graphic Statics The centre of gravity of a triangle is at the point where three

Applied Mechanics and Graphic Statics
Pick up the correct statement from the following. A rubber ball when strikes a wall rebounds but a lead ball of same mass and velocity when strikes the same wall, falls down

Applied Mechanics and Graphic Statics
Two circular discs of same weight and thickness are made from metals having different densities. Which disc will have the larger rotational inertia about its central axis?

Applied Mechanics and Graphic Statics
The acceleration of a train starting from rest at any instant is 1/6(V + 1) m/sec² where ‘V’ is the velocity of the train in m/sec. The train will attain a velocity of 36 km/hour after travelling a distance of

Applied Mechanics and Graphic Statics
The dimensions of centrifugal force are

Applied Mechanics and Graphic Statics
The centre of gravity of a triangle is at the point where three