Copy of Quiz(f) PDT11
Magnetic Flux,Force on a current carrying conductor, Flemming’s left hand rule, Palm rule, Magnetic Flux density and magnetic induction, Torque on current carrying coil, Force on moving charge, Circular motion of a charge in magnetic field, Specific charge, Parabolic motion of a charge in Electric Field, Helical motion of a charge in Magnetic Field, Work done by magnetic field, Lorentz forces, Velocity selector, Comparison of Electron, Proton and Neutron
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- Question 1 of 20
1. Question
1 point(s)Two plates are charged oppositely and the positively charge plate is placed over the other with slight distance between them and a uniform electric field is produced between them. A positive charge is then thrown horizontally through the space between the plates. What will be the path of the charge? (Assuming there is no gravity and no friction)
CorrectIncorrect - Question 2 of 20
2. Question
1 point(s)A positive charge moving along positive x-axis with a certain velocity enters a uniform electric field directed along positive y-axis.Which one of the following statements describes the change in the components of its velocity?
CorrectIncorrect - Question 3 of 20
3. Question
1 point(s)A substance behaves as a magnet because:
CorrectIncorrect - Question 4 of 20
4. Question
1 point(s)A plane area is held prependicularly to the magnetic field lines and is moved along the direction of the magnetic field lines so that is remains in translational motion all the time. Which one of the following statements is true regarding the flux through the surface?
CorrectIncorrect - Question 5 of 20
5. Question
1 point(s)A charged particle is moving in a uniform magnetic field. Which one of the following statements would be true regarding the account of its kinetic energy and momentum?
CorrectIncorrect - Question 6 of 20
6. Question
1 point(s)Force acting on a moving charge in a magnetic field is not dependant on:
CorrectIncorrect - Question 7 of 20
7. Question
1 point(s)Spot the incorrect statement.
CorrectIncorrect - Question 8 of 20
8. Question
1 point(s)The torque acting on a coil of area A carrying a current I placed in a magnetic field B where the magnetic field is directed at an angle @ with the vector area of the coil is given by:
CorrectIncorrect - Question 9 of 20
9. Question
1 point(s)A neutron having mass equal to a proton (m=1.6 x 10^-27Kg) is moving in amagnetic field of intensity 1.2 x 10^-3T with a speed of 2 x 10⁷ m/s. What is themaximum force experienced by the neutron?
CorrectIncorrect - Question 10 of 20
10. Question
1 point(s)The magnetic field of earth at its surface is:
CorrectIncorrect - Question 11 of 20
11. Question
1 point(s)The current in a horizontal cable is 160A. The horizontal component of earth magnetic flux density is 1.8 x 10^-5 T. Calculate the maximum force per unit length?
CorrectIncorrect - Question 12 of 20
12. Question
1 point(s)The net work done by magnetic force on a moving charge is:
CorrectIncorrect - Question 13 of 20
13. Question
1 point(s)The correct relation between guass and tesla is:
CorrectIncorrect - Question 14 of 20
14. Question
1 point(s)Dimensions of magnetic flux are
CorrectIncorrect - Question 15 of 20
15. Question
1 point(s)The total flux through a surface will be maximum when:
CorrectIncorrect - Question 16 of 20
16. Question
1 point(s)Volt-second is the units of:
CorrectIncorrect - Question 17 of 20
17. Question
1 point(s)Force on a conductor per unit length is given by:
CorrectIncorrect - Question 18 of 20
18. Question
1 point(s)A square loop of wire has area 2m² carries 5A of current in a uniform magnetic field of 1.25T making 30* with the vector area.What is the magnitude of torque on the loop?
CorrectIncorrect - Question 19 of 20
19. Question
1 point(s)Lorentz force is given by:
CorrectIncorrect - Question 20 of 20
20. Question
1 point(s)Specific charge of proton is:
CorrectIncorrect