Q212 · Practice questionComplex familiar1 mark
QUESTION 212
A particle of rest mass moves at . A student estimates its momentum as . By what factor must this estimate be multiplied to obtain its relativistic momentum?
(A)
(B)
(C)
(D)
WORKED SOLUTION
1 markAnswer C
ANSWER
C.
Worked solution
with . Rest mass remains ; the factor comes from the relativistic momentum relation.
Equivalent physically justified methods and consistent equivalent units accepted.
Displayed decimals are model answers; accept appropriate significant figures and consistent rounding from stated constants.
Select C.
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