Question

A proto is movine in circle i uniform magnetic field with a circular trainctory a shown Drow the velocity vector for the prison on the diagram (viD The Northern Lights caused by A Magnetic lightning at the North Pole TL Meteorites heating up in the Earth's magnetic field To Oscillating magnetic particles colliding with electrons Charged particles moving parallel the Earth's magnetic field Santa using LED's in his factory ( Charged particles spiraling in the Earth's magnetic field ved particles in his parallel the with ele (b) Electron is always deflectes ) for each of the (vii) Write True (T) or False (F) for each of the following 13 statements (a) A proton is always deflected as it moves in a magnetic field..... (b) Electrons and protons moving with the same velocity at right angles through a magnetic field will experience the same magnitude of magnetic force. (e) Electrons and protons moving with the same velocity at right angles through a magnetic field will have circular orbits of the same radius..... (d) It is not possible for a charge to move through a combined magnetic and electric field without being deflected. (e) If the diameter of a solenoid is doubled the magnetic field at the center will increase (f) An electric generator can be used as an electric motor.. (g) A stationary current carrying conductor placed in and at right angles to a magnetic field will experience no magnetic force.. (h) An electric current can be generated by rotating a loop of wire in a magnetic field. (1) Ampere's Law is used to calculate the electric field close to a current carrying conductor (1) Two parallel wires carrying current in opposite directions will repel each other. (k) The magnetic field inside a solenoid is inversely proportional the length of the solenoid. (1) A current can be generated by pulling a loop of wire into a magnetic field..... (m) If a piece of iron is placed in the center of a solenoid, the magnetic field will decrease (ix) A solenoid of length of 0.40m and cross-section area of 500cm? contains 1000 turns vire carrying 4.10 A of current. What is the magnetic field generated at the center of olenoid? (A) 3.2 x 10-3 T. (B) 6.3 x 10-3 T (C) 9.5 x 10-3 T (D) 11.4 x 10-3 T (E) 12.9 x 10-3 T. Borgo

Answer 1

a) false

b)true

c)false

d)false

e)false

f)true

g)false

h) true

i) false

j) true

K) false

l) true

m)false