Conservation Laws MCQs are very important test and often asked by various testing services and competitive exams around the world. Here you will find all the Important Conservation Laws MCQs for Preparation.
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Conservation Laws Online MCQs with Answers
Which conservation law states that the total energy in a closed system remains constant?
a) Conservation of momentum
b) Conservation of mass
c) Conservation of angular momentum
d) Conservation of energy
According to the conservation of mass, the mass of a closed system:
a) Decreases over time
b) Increases over time
c) Remains constant
d) Depends on external factors
The conservation of momentum applies to which types of systems?
a) Open systems
b) Closed systems
c) Isolated systems
d) All of the above
Which conservation law states that the total linear momentum in a closed system remains constant?
a) Conservation of momentum
b) Conservation of mass
c) Conservation of angular momentum
d) Conservation of energy
The law of conservation of angular momentum states that the total angular momentum of a closed system:
a) Increases over time
b) Decreases over time
c) Remains constant
d) Depends on external factors
The conservation of energy principle is based on:
a) Newton’s first law of motion
b) Newton’s second law of motion
c) Newton’s third law of motion
d) The first law of thermodynamics
The law of conservation of mass is also known as:
a) Newton’s first law of motion
b) Newton’s second law of motion
c) Newton’s third law of motion
d) The law of conservation of mass-energy
The principle of conservation of momentum is based on:
a) Newton’s first law of motion
b) Newton’s second law of motion
c) Newton’s third law of motion
d) The second law of thermodynamics
According to the conservation of angular momentum, an object will rotate faster if its:
a) Mass decreases
b) Moment of inertia increases
c) Angular velocity decreases
d) None of the above
The law of conservation of energy states that energy cannot be created or destroyed, only:
a) Transformed from one form to another
b) Absorbed by external factors
c) Dissipated into the environment
d) Lost in the system
The conservation of momentum principle applies to which types of interactions?
a) Elastic collisions
b) Inelastic collisions
c) Both elastic and inelastic collisions
d) None of the above
The law of conservation of mass is closely related to which other conservation law?
a) Conservation of energy
b) Conservation of momentum
c) Conservation of angular momentum
d) None of the above
According to the law of conservation of energy, the total energy of an isolated system:
a) Increases over time
b) Decreases over time
c) Remains constant
d) Depends on external factors
The principle of conservation of momentum is based on Newton’s:
a) First law of motion
b) Second law of motion
c) Third law of motion
d) Law of universal gravitation
According to the conservation of angular momentum, the angular momentum of a rotating object:
a) Decreases when the moment of inertia decreases
b) Increases when the moment of inertia decreases
c) Remains constant when the moment of inertia changes
d) None of the above
The law of conservation of energy can be applied to which of the following systems?
a) Mechanical systems
b) Thermodynamic systems
c) Electromagnetic systems
d) All of the above
According to the law of conservation of mass, the total mass of a closed system:
a) Increases over time
b) Decreases over time
c) Remains constant
d) Depends on external factors
The conservation of momentum principle can be applied to which types of systems?
a) Open systems
b) Closed systems
c) Isolated systems
d) All of the above
The conservation of angular momentum principle applies to which types of systems?
a) Open systems
b) Closed systems
c) Isolated systems
d) All of the above
According to the law of conservation of energy, the total energy of a system and its surroundings:
a) Increases over time
b) Decreases over time
c) Remains constant
d) Depends on external factors
The law of conservation of momentum can be applied to which types of interactions?
a) Elastic collisions
b) Inelastic collisions
c) Both elastic and inelastic collisions
d) None of the above
The conservation of angular momentum principle is based on:
a) Newton’s first law of motion
b) Newton’s second law of motion
c) Newton’s third law of motion
d) The law of universal gravitation
According to the law of conservation of mass, the mass of a closed system:
a) Decreases over time
b) Increases over time
c) Remains constant
d) Depends on external factors
The conservation of momentum principle is applicable to which types of systems?
a) Mechanical systems
b) Fluid systems
c) Electromagnetic systems
d) All of the above
According to the conservation of angular momentum, the angular momentum of a system remains constant if:
a) No external torques act on the system
b) The system is at rest
c) The system is in motion
d) The system is accelerating
The conservation of energy principle can be applied to which types of systems?
a) Open systems
b) Closed systems
c) Isolated systems
d) All of the above
The conservation of momentum principle is based on the law of conservation of:
a) Energy
b) Mass
c) Angular momentum
d) Force
The law of conservation of angular momentum is applicable to which types of systems?
a) Mechanical systems
b) Fluid systems
c) Rotating systems
d) All of the above
According to the conservation of energy, the total energy of a system and its surroundings is:
a) Created over time
b) Destroyed over time
c) Transferred between systems
d) Constant
The conservation of momentum principle can be applied to which types of systems?
a) Mechanical systems
b) Fluid systems
c) Electromagnetic systems
d) All of the above
According to the law of conservation of mass, the mass of a closed system:
a) Decreases over time
b) Increases over time
c) Remains constant
d) Depends on external factors
The conservation of angular momentum principle is based on the law of conservation of:
a) Energy
b) Mass
c) Momentum
d) Angular velocity
According to the conservation of energy, the total energy of an isolated system:
a) Increases over time
b) Decreases over time
c) Remains constant
d) Depends on external factors
The conservation of momentum principle applies to which types of systems?
a) Open systems
b) Closed systems
c) Isolated systems
d) All of the above
According to the law of conservation of mass, the mass of a system:
a) Increases with velocity
b) Decreases with acceleration
c) Remains constant
d) Depends on external forces
The conservation of angular momentum principle is applicable to which types of systems?
a) Mechanical systems
b) Fluid systems
c) Rotating systems
d) All of the above
According to the law of conservation of energy, energy cannot be:
a) Created
b) Destroyed
c) Transferred between systems
d) Converted into different forms
The law of conservation of momentum is based on Newton’s:
a) First law of motion
b) Second law of motion
c) Third law of motion
d) Law of universal gravitation
According to the conservation of angular momentum, the angular momentum of a system remains constant when:
a) External torques act on the system
b) The system is in equilibrium
c) The system is accelerating
d) None of the above
The conservation of energy principle is based on the law of conservation of:
a) Mass
b) Momentum
c) Angular momentum
d) Energy
The conservation of momentum principle can be applied to which types of systems?
a) Mechanical systems
b) Fluid systems
c) Electromagnetic systems
d) All of the above
According to the law of conservation of mass, the mass of a system:
a) Increases with velocity
b) Decreases with acceleration
c) Remains constant
d) Depends on external forces
The conservation of angular momentum principle is applicable to which types of systems?
a) Mechanical systems
b) Fluid systems
c) Rotating systems
d) All of the above
According to the law of conservation of energy, energy cannot be:
a) Created
b) Destroyed
c) Transferred between systems
d) Converted into different forms
The law of conservation of momentum is based on Newton’s:
a) First law of motion
b) Second law of motion
c) Third law of motion
d) Law of universal gravitation
According to the conservation of angular momentum, the angular momentum of a system remains constant when:
a) External torques act on the system
b) The system is in equilibrium
c) The system is accelerating
d) None of the above
The conservation of energy principle is based on the law of conservation of:
a) Mass
b) Momentum
c) Angular momentum
d) Energy
The conservation of momentum principle applies to which types of systems?
a) Open systems
b) Closed systems
c) Isolated systems
d) All of the above
According to the law of conservation of mass, the mass of a system:
a) Increases with velocity
b) Decreases with acceleration
c) Remains constant
d) Depends on external forces
The conservation of angular momentum principle is applicable to which types of systems?
a) Mechanical systems
b) Fluid systems
c) Rotating systems
d) All of the above
According to the law of conservation of energy, energy cannot be:
a) Created
b) Destroyed
c) Transferred between systems
d) Converted into different forms
The law of conservation of momentum is based on Newton’s:
a) First law of motion
b) Second law of motion
c) Third law of motion
d) Law of universal gravitation
According to the conservation of angular momentum, the angular momentum of a system remains constant when:
a) External torques act on the system
b) The system is in equilibrium
c) The system is accelerating
d) None of the above
The conservation of energy principle is based on the law of conservation of:
a) Mass
b) Momentum
c) Angular momentum
d) Energy
The conservation of momentum principle can be applied to which types of systems?
a) Mechanical systems
b) Fluid systems
c) Electromagnetic systems
d) All of the above
According to the law of conservation of mass, the mass of a system:
a) Increases with velocity
b) Decreases with acceleration
c) Remains constant
d) Depends on external forces
The conservation of angular momentum principle is applicable to which types of systems?
a) Mechanical systems
b) Fluid systems
c) Rotating systems
d) All of the above
According to the law of conservation of energy, energy cannot be:
a) Created
b) Destroyed
c) Transferred between systems
d) Converted into different forms
The law of conservation of momentum is based on Newton’s:
a) First law of motion
b) Second law of motion
c) Third law of motion
d) Law of universal gravitation
According to the conservation of angular momentum, the angular momentum of a system remains constant when:
a) External torques act on the system
b) The system is in equilibrium
c) The system is accelerating
d) None of the above
The conservation of energy principle is based on the law of conservation of:
a) Mass
b) Momentum
c) Angular momentum
d) Energy
The conservation of momentum principle can be applied to which types of systems?
a) Mechanical systems
b) Fluid systems
c) Electromagnetic systems
d) All of the above
According to the law of conservation of mass, the mass of a system:
a) Increases with velocity
b) Decreases with acceleration
c) Remains constant
d) Depends on external forces
The conservation of angular momentum principle is applicable to which types of systems?
a) Mechanical systems
b) Fluid systems
c) Rotating systems
d) All of the above
According to the law of conservation of energy, energy cannot be:
a) Created
b) Destroyed
c) Transferred between systems
d) Converted into different forms
The law of conservation of momentum is based on Newton’s:
a) First law of motion
b) Second law of motion
c) Third law of motion
d) Law of universal gravitation
According to the conservation of angular momentum, the angular momentum of a system remains constant when:
a) External torques act on the system
b) The system is in equilibrium
c) The system is accelerating
d) None of the above
The conservation of energy principle is based on the law of conservation of:
a) Mass
b) Momentum
c) Angular momentum
d) Energy
The conservation of momentum principle can be applied to which types of systems?
a) Mechanical systems
b) Fluid systems
c) Electromagnetic systems
d) All of the above
According to the law of conservation of mass, the mass of a system:
a) Increases with velocity
b) Decreases with acceleration
c) Remains constant
d) Depends on external forces