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15 - Mechanics

Quiz by Technos Technical Coaching

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50 questions
Show answers
  • Q1
    Force whose lijnes of action meet in one point are called
    Non coplanaer force
    Concurrent forces
    Coplanar forces
    Non concurrent forces
    40s
  • Q2
    The maximum frictional force which comes in to play when a body just begin to slide over the surface of another body is known as
    Dynamic friction
    Limiting friction
    Kinetic friction
    Rolling friction
    40s
  • Q3
    Every material obey hook's law within
    Plastic limit
    Elastic limit
    Limit of proportionality
    None of these
    40s
  • Q4
    The energy stored in a material within elastic limit when it is under strain is called
    Shock resistence
    Resilience
    Elasticity
    Impact
    40s
  • Q5
    Unit og work in SI unit
    Newton
    Kgf.m
    Newton meter
    KiloNewton
    40s
  • Q6
    The centre of gravity of a soild cone is at a distance …..from its base measured along the axis where h is the height
    h/6
    h/3
    h/4
    h/2
    40s
  • Q7
    An example of Scalar quantity
    Force
    Mass
    Velocity
    momentum
    40s
  • Q8
    Mechanical advantage to velocity ratio
    Input
    Output
    Work done
    Efficency
    40s
  • Q9
    The deformation per unit length is called
    Tensile stress
    Shear stress
    Strain
    Compressive stress
    40s
  • Q10
    The unit of angular velocity
    Min
    M/min
    Rad/sec
    Rad
    40s
  • Q11
    The branch of engineering mechanics which deals with the force and their effects while acting upon the bodies at rest
    Static and dynamics
    Dynamics
    None of these
    Statics
    40s
  • Q12
    The ratio of linimitng friction to normal reaction is
    Angle of friction
    Cone of friction
    Coefficent of friction
    Angle of depression
    40s
  • Q13
    Dyne is the unit of force in
    CGS system
    FPS system
    None of these
    MKS system
    40s
  • Q14
    When a body is in motion the friction experienced is
    None of these
    Static friction
    Dynamic friction
    Limiting friction
    40s
  • Q15
    The branch of dynamics which deals with the bodies in motion due to the application of force
    Kinetics
    None of these
    Both of these
    Kinematics
    40s
  • Q16
    A person runs over ground. The nature of friction between his shoes and the ground is
    None of these
    Statics
    Rolling
    Kinetic
    40s
  • Q17
    lami's theorem is applicable only for
    Coplanar force
    None of these
    Non concurrent force
    Coplanar and concurrent force
    40s
  • Q18
    Joule is the unit of
    Force
    Work
    Acceleration
    Power
    40s
  • Q19
    Weight of a substance is
    Area x Density
    Mass x Density
    All of these
    Volume x Density
    40s
  • Q20
    The ratio of the weight of any given volume of a substance to the weight of an equal volume of pure water is termed as
    Density
    Specific gravity
    Bulk density
    Relative density
    40s

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