A force On particle is conservative if:________?

A. It’s works equals the change in the kinetic energy of the particle.
B. It’s obeys Newton’s second law
C. It’s obeys Newton’s third law
D. It work depends on the end points of every motion, not on the path between.

Submitted by: Shuaib Uddin

A conservative force is a force with the property that the total work done in moving a particle between two points is independent of the path taken.

Related Mcqs:

The penetration power of alpha particle as compared to beta particle is_______________?
A. 10 times more
B. 100 times more
C. 100 times less
D. 10 times less
A ball of mass 0.2 kg is thrown vertically upwards by applying a force by hand. If the hand moves 0.2 m while applying the force and the ball goes up to 2 in height further, find the magnitude of the force. Consider g = 10m/s 2
A. 22N
B. 16N
C. 20N
D. 4N
Submitted by: Huzaifa Naseer
Which of the following types of force can do no work on the particle on which it acts ?
A. frictional force
B. gravitational force
C. elastic force
D. centripetal force
Which of the following is not conservative force_________________?
A. friction
B. electric
C. gravitational
D. magnetic
Coercive force is the force which opposes ____________________?
A. Demagnetization
B. Breakage
C. Extension
D. Surface cracking
Two identical metal balls with charges + 2Q and – Q are separated by some distance, and exert a force F on each other. They are joined by a conducting wire, which is then removed. The force between them will now be_________?
A. F
B. F/2
C. F/4
D. F/8
Submitted by: Tauseef Ali
When a particle of charge q and mass m enters into a uniform magnetic field B moving with a velocity v perpendicular to the direction for the field it describes a circular path of radius___________________?
A. R=qB/mV
B. R=mV/qB
C. R=qmV/B
D. R=qmB/V
The path of alpha particle is_______________?
A. Rectilinear
B. Curved
C. Zig-zag or erratic
D. Elliptical
The acceleration of a projection on the diameter for a particle moving along a circle is_______________?
A. w2x
B. wx2
C. w2x
D. wx2
A photon of wavelength 900nm behaves like a particle of mass______________?
A. 5.53 x 10-36kg
B. 0 kg.
C. 2.46 x 10-36kg
D. 1.84 x 10-44kg