A ball moving on a smooth horizontal table hits a rough vertical wall, the coefficient of restitution between ball and wall being 1/3. The ball rebounds at the same angle. The fraction of its kinetic energy lost is

Applied Mechanics and Graphic Statics
A ball moving on a smooth horizontal table hits a rough vertical wall, the coefficient of restitution between ball and wall being 1/3. The ball rebounds at the same angle. The fraction of its kinetic energy lost is

43833

43864

44052

43839

43833

43864

44052

43839

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Applied Mechanics and Graphic Statics
The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 meters. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is

10.88 m/sec

8.88 m/sec

12.88 m/sec

5.88 m/sec

10.88 m/sec

8.88 m/sec

12.88 m/sec

5.88 m/sec

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Applied Mechanics and Graphic Statics
From a solid cylinder of height 8 cm and radius 4 cm, a right circular cone is scooped out on the same base and having the same height as that of the cylinder. The C.G. of the remainder is at a height of

5.5 cm

4.5 cm

5.25 cm

5.0 cm

5.5 cm

4.5 cm

5.25 cm

5.0 cm

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Applied Mechanics and Graphic Statics
If the resultant of two forces ‘P’ and ‘Q’ acting at an angle ‘θ’ makes an angle ‘α’ with ‘P’, then tan α equals

P sin θ/P - Q cos θ

Q sin θ/P + Q cos θ

Q sin θ/P + Q sin θ

P sin θ/P + Q tan θ

P sin θ/P - Q cos θ

Q sin θ/P + Q cos θ

Q sin θ/P + Q sin θ

P sin θ/P + Q tan θ

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Applied Mechanics and Graphic Statics
The unit of impulse, is

kg.m/sec

kg.m/sec²

kg.m/sec

kg.m/sec²

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Applied Mechanics and Graphic Statics
Equation of motion of a point in a straight line, is

v = u + ft

All listed here

S = ut + ½ ft²

2fS = v² - u²

v = u + ft

All listed here

S = ut + ½ ft²

2fS = v² - u²

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics A ball moving on a smooth horizontal table hits a rough vertical wall, the coefficient of restitution between ball and wall being 1/3. The ball rebounds at the same angle. The fraction of its kinetic energy lost is

Applied Mechanics and Graphic Statics The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 meters. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is

Applied Mechanics and Graphic Statics From a solid cylinder of height 8 cm and radius 4 cm, a right circular cone is scooped out on the same base and having the same height as that of the cylinder. The C.G. of the remainder is at a height of

Applied Mechanics and Graphic Statics If the resultant of two forces ‘P’ and ‘Q’ acting at an angle ‘θ’ makes an angle ‘α’ with ‘P’, then tan α equals

Applied Mechanics and Graphic Statics The unit of impulse, is

Applied Mechanics and Graphic Statics Equation of motion of a point in a straight line, is

Applied Mechanics and Graphic Statics
A ball moving on a smooth horizontal table hits a rough vertical wall, the coefficient of restitution between ball and wall being 1/3. The ball rebounds at the same angle. The fraction of its kinetic energy lost is

Applied Mechanics and Graphic Statics
The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 meters. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is

Applied Mechanics and Graphic Statics
From a solid cylinder of height 8 cm and radius 4 cm, a right circular cone is scooped out on the same base and having the same height as that of the cylinder. The C.G. of the remainder is at a height of

Applied Mechanics and Graphic Statics
If the resultant of two forces ‘P’ and ‘Q’ acting at an angle ‘θ’ makes an angle ‘α’ with ‘P’, then tan α equals

Applied Mechanics and Graphic Statics
The unit of impulse, is

Applied Mechanics and Graphic Statics
Equation of motion of a point in a straight line, is