1.

Which of the following propertyof a proton can change while it moves freely in a magnetic field? (There may be more than one correct answer). (i) (ii) (iii) (iv)

Answer»

mass
speed
VELOCITY
momentum

Solution :Whenever a charged PARTICLE (in this case a proton) moves in a MAGNETIC FIELD, its velocity and as a result of this its momentum change. Thus, (c) and (d) are the properties which change when a proton moves freely in a magnetic field.


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