CONSERVATIVE AND NON-CONSERVATIVE FORCES
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Work, Energy and Power

268571 If \(x, F\) and \(U\) denote the displacement, force acting on and potential energy of a particle, then

1 \(U=F\)
2 \(F=+\frac{d U}{d x}\)
3 \(F=-\frac{d U}{d x} 4\)
4 \(F=\frac{1}{x} \square \frac{d U}{d x} \theta\)
Work, Energy and Power

268572 In the case of conservative force

1 work done is independent of the path
2 work done in a closed loop is zero
3 work done against conservative force is stored is the form of potential energy
4 all the above
Work, Energy and Power

268568 Potential energy is defined for

1 non-conservative forces only
2 conservative forces only
3 both conservative \& non-conservative forces
4 neither conservative nor non-conservative forces
Work, Energy and Power

268569 Which of the following forces is called a conservative force?

1 Frictional force
2 Air resistance
3 Electrostatic force
4 Viscous force
Work, Energy and Power

268570 Identify the non-conservative force in the following

1 Weight of a body
2 Force between two ions
3 Magnetic force
4 Air resistance
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Work, Energy and Power

268571 If \(x, F\) and \(U\) denote the displacement, force acting on and potential energy of a particle, then

1 \(U=F\)
2 \(F=+\frac{d U}{d x}\)
3 \(F=-\frac{d U}{d x} 4\)
4 \(F=\frac{1}{x} \square \frac{d U}{d x} \theta\)
Work, Energy and Power

268572 In the case of conservative force

1 work done is independent of the path
2 work done in a closed loop is zero
3 work done against conservative force is stored is the form of potential energy
4 all the above
Work, Energy and Power

268568 Potential energy is defined for

1 non-conservative forces only
2 conservative forces only
3 both conservative \& non-conservative forces
4 neither conservative nor non-conservative forces
Work, Energy and Power

268569 Which of the following forces is called a conservative force?

1 Frictional force
2 Air resistance
3 Electrostatic force
4 Viscous force
Work, Energy and Power

268570 Identify the non-conservative force in the following

1 Weight of a body
2 Force between two ions
3 Magnetic force
4 Air resistance
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Work, Energy and Power

268571 If \(x, F\) and \(U\) denote the displacement, force acting on and potential energy of a particle, then

1 \(U=F\)
2 \(F=+\frac{d U}{d x}\)
3 \(F=-\frac{d U}{d x} 4\)
4 \(F=\frac{1}{x} \square \frac{d U}{d x} \theta\)
Work, Energy and Power

268572 In the case of conservative force

1 work done is independent of the path
2 work done in a closed loop is zero
3 work done against conservative force is stored is the form of potential energy
4 all the above
Work, Energy and Power

268568 Potential energy is defined for

1 non-conservative forces only
2 conservative forces only
3 both conservative \& non-conservative forces
4 neither conservative nor non-conservative forces
Work, Energy and Power

268569 Which of the following forces is called a conservative force?

1 Frictional force
2 Air resistance
3 Electrostatic force
4 Viscous force
Work, Energy and Power

268570 Identify the non-conservative force in the following

1 Weight of a body
2 Force between two ions
3 Magnetic force
4 Air resistance
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Work, Energy and Power

268571 If \(x, F\) and \(U\) denote the displacement, force acting on and potential energy of a particle, then

1 \(U=F\)
2 \(F=+\frac{d U}{d x}\)
3 \(F=-\frac{d U}{d x} 4\)
4 \(F=\frac{1}{x} \square \frac{d U}{d x} \theta\)
Work, Energy and Power

268572 In the case of conservative force

1 work done is independent of the path
2 work done in a closed loop is zero
3 work done against conservative force is stored is the form of potential energy
4 all the above
Work, Energy and Power

268568 Potential energy is defined for

1 non-conservative forces only
2 conservative forces only
3 both conservative \& non-conservative forces
4 neither conservative nor non-conservative forces
Work, Energy and Power

268569 Which of the following forces is called a conservative force?

1 Frictional force
2 Air resistance
3 Electrostatic force
4 Viscous force
Work, Energy and Power

268570 Identify the non-conservative force in the following

1 Weight of a body
2 Force between two ions
3 Magnetic force
4 Air resistance
NEET DIGITAL LIBRARY
Work, Energy and Power

268571 If \(x, F\) and \(U\) denote the displacement, force acting on and potential energy of a particle, then

1 \(U=F\)
2 \(F=+\frac{d U}{d x}\)
3 \(F=-\frac{d U}{d x} 4\)
4 \(F=\frac{1}{x} \square \frac{d U}{d x} \theta\)
Work, Energy and Power

268572 In the case of conservative force

1 work done is independent of the path
2 work done in a closed loop is zero
3 work done against conservative force is stored is the form of potential energy
4 all the above
Work, Energy and Power

268568 Potential energy is defined for

1 non-conservative forces only
2 conservative forces only
3 both conservative \& non-conservative forces
4 neither conservative nor non-conservative forces
Work, Energy and Power

268569 Which of the following forces is called a conservative force?

1 Frictional force
2 Air resistance
3 Electrostatic force
4 Viscous force
Work, Energy and Power

268570 Identify the non-conservative force in the following

1 Weight of a body
2 Force between two ions
3 Magnetic force
4 Air resistance