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WorksheetsEngineering mechanics
Total questions: 15
Worksheet time: 8mins
Which one of the following is an example of third order lever
Wheel barrow
Energy
Scissors
Fore arm
Energy possessed by a body due to change in its position is
Potential energy
Kinetic energy
Mechanical energy
Absolute energy
Energy possessed by a liquid by virtue of its position is
Pressure energy
Kinetic energy
Potential energy
None
A body travels a distance 20m in 10s, what is speed
1 m/s
2 m/s
3 m/s
200 m/s
Rate of change of velocity is
Momentum
Speed
Acceleration
Inertia
When mass of a bob in simple pendulum doubled it's period
Remain unchanged
Doubles
Become 4 times
Halved
Time period of a seconds pendulum is
1/2 s
1s
2s
5s
Maximum frictional force comes to play when a body just begins to slide over other is
Static friction
Dynamic friction
Limiting friction
Coefficient friction
Which of the following is scalar quantity
Energy
Momentum
Torque
Impulse
Which of the following is a vector quantity
Speed
Mass
Force
Specific gravity
Product of mass and velocity of a body is called
Momentum
Moment of inertia
Impulse
Velocity
The angle between 2 forces when the resultant is maximum and minimum respectively is
0 and 180°
180° and 360°
90° and 180°
90° and 360°
If sum of all the forces acting on a body is zero, then the body may in equilibrium provided the force are
Concurrent
Parallel
Like parallel
Unlike parallel
Concurrent forces are the forces whose line of action
Meet at one point
Lie on the same line
Meet on the same plane
None
Forces whose line of action don't lie in the same plane is called
Non concurrent forces
Coplanar forces
Concurrent forces
Non coplanar forces
