Q.1)-Which of the following pair of physical quantity has same dimensions?
  • Work and energy
  • Force and power
  • Work and power
  • Power and motion
Q.2)-Energy stored in a spring in watch
  • Kinetic energy
  • Potential energy
  • Heat energy
  • Chemical energy
Q.3)-A stone is dropped from the roof of a house towards ground.When will be the K.E. of stone maximum?
  • Just after it drops
  • Just before reaching the ground
  • Just after touching the ground
  • After covering the half distance
Q.4)-Which of the following is the cleanest source of energy?
  • Bio-fuel
  • Fossil fuel
  • Nuclear power
  • Wind energy
Q.5)-Which one of the following is not a non-coventional source of energy?
  • Solar energy
  • Natural Gas
  • Wind energy
  • Tidal power
Q.6)-Kinetic energy depends on
  • The velocity or speed of the moving body
  • The mass of the moving body
  • The pressure of the moving body
  • Both mass and velocity of the moving body
Q.7)-Which of the following sources has the largest share in power generation in india?
  • Atomic power
  • Thermal power
  • Hydro power
  • Wind power
Q.8)-Which of the following is not a vector quantity?
  • Work
  • Force
  • Displacement
  • Velocity
Q.9)-________is the mechanical transfer of energy to a system or from a system by an external force on it.
  • Work
  • Power
  • Intensity
  • Force
Q.10)-Rate of work done is
  • Energy
  • Power
  • Momentum
  • Impulse