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

44052

43864

43839

43833

44052

43864

43839

43833

ANSWER DOWNLOAD EXAMIANS APP

Applied Mechanics and Graphic Statics
A stone is thrown vertically upwards with a vertical velocity of 49 m/sec. It returns to the ground in

8 sec

10 sec

20 sec

5 sec

8 sec

10 sec

20 sec

5 sec

ANSWER DOWNLOAD EXAMIANS APP

Applied Mechanics and Graphic Statics
A block in the shape of a parallelepiped of sides 1m × 2m × 3m lies on the surface. Which of the faces gives maximum stable block?

Equally stable on all faces

2 m × 3 m

1 m × 2 m

1 m × 3 m

Equally stable on all faces

2 m × 3 m

1 m × 2 m

1 m × 3 m

ANSWER DOWNLOAD EXAMIANS APP

Applied Mechanics and Graphic Statics
A projectile has maximum range of 40 m on a horizontal plane. If angle of projection is a and the time of flight is 1 second, then sin a must be about (Assume g = 10 m/sec²)

43834

43832

43833

43835

43834

43832

43833

43835

ANSWER DOWNLOAD EXAMIANS APP

Applied Mechanics and Graphic Statics
A body of weight 14 g appears to weight 13 g when weighed by a spring balance in a moving lift. The acceleration of the lift at that moment was

1 cm/sec²

0.5 m/sec²

0.7 m/sec²

1 m/sec²

1 cm/sec²

0.5 m/sec²

0.7 m/sec²

1 m/sec²

ANSWER DOWNLOAD EXAMIANS APP

Applied Mechanics and Graphic Statics
If two forces are in equilibrium, then the forces must(i) Be equal in magnitude(ii) Be opposite in sense(iii) Act along the same line

Only (i)

All (i), (ii) and (iii)

(i) and (ii)

(i) and (iii)

Only (i)

All (i), (ii) and (iii)

(i) and (ii)

(i) and (iii)

ANSWER DOWNLOAD EXAMIANS APP

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 A stone is thrown vertically upwards with a vertical velocity of 49 m/sec. It returns to the ground in

Applied Mechanics and Graphic Statics A block in the shape of a parallelepiped of sides 1m × 2m × 3m lies on the surface. Which of the faces gives maximum stable block?

Applied Mechanics and Graphic Statics A projectile has maximum range of 40 m on a horizontal plane. If angle of projection is a and the time of flight is 1 second, then sin a must be about (Assume g = 10 m/sec²)

Applied Mechanics and Graphic Statics A body of weight 14 g appears to weight 13 g when weighed by a spring balance in a moving lift. The acceleration of the lift at that moment was

Applied Mechanics and Graphic Statics If two forces are in equilibrium, then the forces must(i) Be equal in magnitude(ii) Be opposite in sense(iii) Act along the same line

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
A stone is thrown vertically upwards with a vertical velocity of 49 m/sec. It returns to the ground in

Applied Mechanics and Graphic Statics
A block in the shape of a parallelepiped of sides 1m × 2m × 3m lies on the surface. Which of the faces gives maximum stable block?

Applied Mechanics and Graphic Statics
A projectile has maximum range of 40 m on a horizontal plane. If angle of projection is a and the time of flight is 1 second, then sin a must be about (Assume g = 10 m/sec²)

Applied Mechanics and Graphic Statics
A body of weight 14 g appears to weight 13 g when weighed by a spring balance in a moving lift. The acceleration of the lift at that moment was

Applied Mechanics and Graphic Statics
If two forces are in equilibrium, then the forces must(i) Be equal in magnitude(ii) Be opposite in sense(iii) Act along the same line